If the sequence of nitrogenous bases on one side/chain of a DNA molecule is ATCGATCGA, what is the matching nucleotide sequence on the other side/chain of the DNA?
Answers
Answer:
TAGCTAGCT
Explanation:
A matches with T. C matches with G
Related Questions
Why is the huronian supergroup rock formation particularly interesting to scientist
Answers
Answer:
The Huronian Supergroup is particularly exciting and interesting because, by chance, these rocks were laid down at a period when the atmosphere underwent a transition from containing no free oxygen to containing at least some free oxygen."
Explanation:
Predict what will happen to the concentration of pyruvate, NADH and H+ when the ETC is stopped by cyanide.
Answers
Answer:
pyruvate - no change
NADH - increase
H+ - decrease
Explanation:
There will be no effect on pyruvate, NADH will increase, ETC will decrease.
What is cyanide?Cyanide is a chemical that affects reactions. There will be no effect of cyanide on pyruvate, The byproduct of glycolysis is pyruvate.
NADH is produced by the Krebs cycle but NADH was not used by the ETC so the concentration of cyanide will increase.
Cyanide stopped the ETC cycle. Because of that Hydrogen ions were not moved into intermembrane space and the concentration will decrease.
Therefore, There will be no effect on pyruvate, NADH will increase, ETC will decrease.
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2. In Squidward's family, a blue body color (B) is dominant to green (b). Determine the phenotype for each
genotype below based on this information.
BB
Bb
bb
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FILL IN THE BLANK. Identify all the characteristics that are associated with type III secretion systems._____Found only in Gram-positive bacteria._____Look like small molecular syringes that inject bacterial compounds into a cell._____Look like complex export pumps that send bacterial compounds into the external environment._____Cells will either have type III secretion systems or a cell wall, but not both._____The proteins transported by a type III secretion system are made by a host cell and delivered to a bacterial cell._____The proteins transported by a type III secretion system are made by a bacterial cell and delivered to a host cell.
Answers
Characteristics associated with type III secretion systems include: they look like small molecular syringes that inject bacterial compounds into a cell, they do not exclusively occur in Gram-positive bacteria, they do not resemble complex export pumps, and the proteins transported by type III secretion systems are made by the bacterial cell and delivered to a host cell.
Type III secretion systems are specialized machinery found in some Gram-negative bacteria. They resemble small molecular syringes that inject bacterial compounds, such as toxins or effector proteins, directly into a host cell. This characteristic of type III secretion systems allows bacteria to manipulate host cell processes and establish infection.
Contrary to the statement, type III secretion systems are not exclusive to Gram-positive bacteria. They are primarily found in Gram-negative bacteria and are absent in Gram-positive bacteria. Therefore, the statement "Found only in Gram-positive bacteria" is incorrect.
Type III secretion systems do not resemble complex export pumps that send bacterial compounds into the external environment. Instead, they are specifically designed for the delivery of bacterial compounds into host cells.
The proteins transported by a type III secretion system are made by the bacterial cell itself and then delivered to a host cell. This facilitates the interaction between the bacterial pathogen and the host, allowing the pathogen to manipulate the host cell environment for its own benefit.
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6. The map below shows average annual temperatures in
degrees Fahrenheit across the United States. Which climatic factor
is most important in determining the pattern shown in the eastern
half of the United States?
A) ocean currents
B) mountain barriers
C) elevation above sea level
D) latitude
Answers
The climatic factor that is most important in determining the pattern shown in the eastern half of the United States is latitude.
The correct option is D.
What is latitude?Latitude is used to calculate how far north or south of the Equator you are.
It is calculated using 180 imaginary lines that are drawn in circles east-west of the equator. Parallels are the names for these lines. An imaginary ring connecting all places that share a parallel is known as a circle of latitude.
There is a correlation between latitude and temperature because it is usually warmer near the equator and cooler near the poles.
However, there are exceptions because other elements like elevation, ocean currents, and precipitation have an impact on climate patterns.
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Atmospheric Layer Describe what happens to the temperature as altitude increases. Be sure to note specific altitudes where abrupt changes occur and how each layer is heated. Troposphere Stratosphere Mesosphere Thermosphere Exosphere Ionosphere
Answers
Answer:
Kindly Check explanation section.
Explanation:
The atmosphere has zones and each zones has it characteristics with respect to atmospheric conditions such as temperature, pressure and humidity.
So, the question only asked us to compare or show the temperature describe what happens to the temperature as altitude increases in each region of the atmosphere.
(1). Troposphere: the region known as troposphere in the atmosphere has a lower Temperature. The troposphere is a region in which the earth gets its radiation and re-radiates its electromagnetic radiation to give heat which later cools down.
(2). Stratosphere: what occurs in the region known as the stratosphere in the atmosphere is that there will be absorption of UV by the O3 layer which will in turn INCREASES THE TEMPERATURE.
(c). The Mesosphere: in this region of the atmosphere the temperature DECREASES.
(d). Thermosphere: there is surely an INCREASE IN TEMPERATURE in this region because of solar radiation.
(e). Exosphere: there is an INCREASE IN TEMPERATURE in this region too and the temperature increament is caused by ionization.
(f). Ionosphere: in this region, we have an INCREASE IN TEMPERATURE too be side of the solar radiation.
4. Food molecules diffuse through the wall of the intestines directly into the blood. Which two systems directly interact during this process? A respiratory and circulatory C immune and digestive B circulatory and muscular D digestive and circulatory
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Answer:
D digestive and circulatory system
What would increase the amount of oxygen unloaded by hemoglobin into peripheral tissues?
Answers
Decreased pH would increase the amount of oxygen unloaded by hemoglobin into peripheral tissues.
What is hemoglobin?The iron-containing oxygen-transporting metalloprotein known as hemoglobin.The abbreviations Hb or Hgb, is found in the red blood cells of almost all vertebrates as well as some invertebrate organs. The oxygen from the respiratory organs is transported to the rest of the body by hemoglobin in the blood.Iron deficiency anemia is characterized by low hemoglobin that is brought on by low iron levels. Low hemoglobin is most frequently caused by a diet that is inadequate in iron. Low hemoglobin levels can cause headaches, exhaustion, and pale complexion. Surgery, iron therapy, and iron supplementation are all options for treating low hemoglobin.Red blood cells include the protein hemoglobin, which transports oxygen to your body's organs and tissues and carbon dioxide from those tissues back to your lungs. A low red blood cell count if a hemoglobin test finds that your hemoglobin level is lower than normal (anemia).Learn more about hemoglobin here:
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necrosis of tissue means the same as ____
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Necrosis of tissue means the same as cell death.
Necrosis refers to the localized death of cells or tissues in a living organism, typically due to injury, infection, or disease. It is a non-programmed, pathological form of cell death that occurs when cells are damaged beyond repair. Necrosis is characterized by cellular swelling, loss of membrane integrity, and inflammation in the affected area. It differs from apoptosis, which is a programmed and controlled form of cell death that occurs as a normal part of development or tissue maintenance. Necrosis can have various causes and can occur in different tissues or organs throughout the body.
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If you were looking through a microscope, how would you be able to tell if you were looking at a eukaryotic cell? Explain and/or draw your answer. Ready? Enter your answer here.
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Answer: I would be able to tell if I was looking at a eukaryotic cell because you would see the cell structures, the specific functions it uses and you would be able to see the nucleus.(both prokaryotic and eukaryotic have cell membranes so this wouldn't really help much in determining).
Explanation:
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what is similar and different about the three forelimbs ? How does this information provide evidence of common ancestry?
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Answer:
Homology, in biology, similarity of the structure, physiology, or development of different species of organisms based upon their descent from a common evolutionary ancestor.
What are the components of dna / rna nucleotide
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Dietary fibers from foods such as oatmeal, brown rice, and popcorn are beneficial because
a) they slow down the digestion of carbohydrates.
b) they speed up the digestion of carbohydrates.
c) they rapidly increase blood glucose levels.
d) they help digest cellulose.
e) all of the above
Answers
Dietary fibers from foods such as oatmeal, brown rice, and popcorn are beneficial because they slow down the digestion of carbohydrates. So, option E is accurate.
Fiber-rich foods contain complex carbohydrates that are not easily broken down by digestive enzymes. As a result, these fibers slow down the digestion process, leading to a gradual release of glucose into the bloodstream. This slower digestion helps regulate blood glucose levels and prevents rapid spikes in blood sugar. Additionally, dietary fibers add bulk to the stool, promoting regular bowel movements and aiding in digestive health. However, it's important to note that fibers do not directly digest cellulose, but they contribute to overall digestive health and the elimination of waste.
Therefore, option "e) all of the above" is not correct in this case.
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A 100 kg box is initially at rest on a level surface. One 10 N force acts on the box , directed toward the right. A second 10 N force acts simultaneously on the box , directed toward the left , as shown.
Answers
Answer:
The box will not move because balanced forces are acting on it.
Explanation:
According to Newton's first law of motion, an object will remain in its state of rest or motion along a straight line unless acted upon by an unbalanced force.
An unbalanced force is an individual force acting on any side of an object which is not balanced by a force of equal magnitude acting in the opposite direction.
From the image, two forces of equal magnitude of 10 N are pulling the 100 kg box in opposite directions. Since the two forces, 10 N each are pulling the object in opposite directions, they are balanced forces. Therefore, the box will not move because balanced forces are acting on it.
Suppose you provide an actively dividing culture of e. Coli with radioactive thymine. What would you expect to see if the cell replicates its dna and divides once in the presence of the radioactive base?.
Answers
Suppose you provide an actively dividing culture of E. coli with radioactive thymine. If the cell replicates its DNA and divides once in the presence of the radioactive base then e. DNA in both daughter cells would be radioactive.
An E.coli divides itself into two daughter cells by splitting in two cells after the process of mitosis. If an actively dividing E.coli cell is treated with radioactive thymine, then we can infer that the radioactive base has been incorporated in its DNA if it is found in both the daughter cells of the actively dividing E.coli cell.
We will see the radioactive thymine in both the daughter cells because of the process of division of E.coli is mitosis as a result of which the parent and daughter cells formed are all genetically identical and copies of each other.
Although a part of your question is missing, you might be referring to this question:
Suppose you are provided with an actively dividing culture of E. Coli bacteria to which radioactive thymine has been added. What would happen if a cell replicates once in the presence of this radioactive base?
a. One of the daughter cells, but not the other, would have radioactive DNA.
b. Neither of the two daughter cells would be radioactive.
c. All four bases of the DNA would be radioactive.
d. Radioactive thymine would pair with nonradioactive guanine.
e. DNA in both daughter cells would be radioactive.
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identify the prominent bony features on the external surface of the skull and the internal surface of the skull base.
Answers
The external surface of the skull has several prominent bony features that include:
Frontal bone: Forms the forehead and the roof of the orbits.
Parietal bones: Form the top and sides of the skull.
Occipital bone: Forms the posterior and inferior aspect of the skull.
Temporal bones: Form the lower sides and base of the skull, including the ear canal.
Sphenoid bone: Located at the center of the skull base, it has a complex shape that includes several bony processes that serve as attachment sites for muscles and ligaments.
Ethmoid bone: Located at the anterior part of the base of the skull, it is involved in the formation of the nasal cavity.
The internal surface of the skull base also has several prominent bony features that include:
Sella turcica: Located on the sphenoid bone, it houses the pituitary gland.
Foramen magnum: Located on the occipital bone, it is the large opening through which the spinal cord enters the skull.
Crista galli: Located on the ethmoid bone, it is the attachment site for the falx cerebri, a membrane that separates the two cerebral hemispheres.
Jugular foramen: Located between the temporal and occipital bones, it is the opening through which several important blood vessels and nerves exit the skull.
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the genotypic frequencies of aa, aa, and aa are 0.3, 0.2, and 0.5, respectively. what is the frequency of allele a?
Answers
In order to determine the frequency of allele a, we need to use the Hardy-Weinberg equation. The equation states that p^2 + 2pq + q^2 = 1, where p represents the frequency of the dominant allele and q represents the frequency of the recessive allele. Since we are given the genotypic frequencies of aa, aa, and aa, we can use this information to solve for q.
Let's first consider the genotypes aa and aa. These are both homozygous recessive, meaning they must be aa = q^2. Therefore, the sum of their frequencies is 0.2 + 0.5 = 0.7, which equals q^2. Taking the square root of both sides gives us q = 0.748.
Now, we can use the remaining genotypic frequency of aa = p^2 to solve for p. Rearranging the equation, we get p = sqrt(aa). Substituting in the given frequency, we get p = sqrt(0.3) = 0.547.
Finally, we can use the equation p + q = 1 to determine the frequency of allele a. Substituting in our values, we get 0.547 + 0.748 = 1.295. However, since we know that the sum of the frequencies of all alleles in a population must equal 1, we can adjust this value to get the frequency of allele a:
allele a = p = (1.295 - q) = 1.295 - 0.748 = 0.547.
Therefore, the frequency of allele a is 0.547.
Hi! To calculate the frequency of allele a, we need to consider the given genotypic frequencies. Assuming the genotypes are represented as AA, Aa, and aa, the frequencies are 0.3, 0.2, and 0.5, respectively.
Step 1: Calculate the frequency of A from the homozygous dominant (AA) genotype:
Frequency of A from AA = 2 * frequency of AA = 2 * 0.3 = 0.6
Step 2: Calculate the frequency of A from the heterozygous (Aa) genotype:
Frequency of A from Aa = frequency of Aa = 0.2
Step 3: Add the frequencies from Steps 1 and 2 to get the total frequency of allele A:
Frequency of allele A = frequency of A from AA + frequency of A from Aa = 0.6 + 0.2 = 0.8
So, the frequency of allele a is 1 - frequency of allele A = 1 - 0.8 = 0.2.
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what would happen to the animal cell in the isotonic solution if it were placed in pure water?
Answers
Answer:
Nothing
Explanation:
An isotonic solution is a solution in which the concentration of water is the same as that of the cell. So when an animal cell is placed in an isotonic solution, water will neither flow out nor in. No osmosis occurs. So nothing will happen to the animal cell.
Mutations occur at a rate of 1 per 1010 base pairs per generation. aureus has 2.8 Ã 106 base pairs in its genome. Therefore, approximately 0.0028 mutations will occur per cell in the population. At the end of 12 hours, how many mutations will be present in the population of S. aureus in the wound in your foot? What are the implications of this genetic diversity in the context of treating a possible infection?
Answers
It is believed that host genetic variety lessens the possibility of disease spreading among natural populations. In this paper, I provide an epidemiological model for an infectious disease's.
How does disease impact genetic diversity?Host genetic diversity lowers pathogen prevalence, pace of pathogen adaptation to host, and pathogen pathogenicity due to its association with pathogen resistance [46,47,48,49,50,51].
How might genetic variables affect the development of infectious diseases?Both vulnerability to specific bacteria and the course of infection are influenced by a complex interplay of environmental, pathogen, and host genetic variables. Today, numerous studies have used a range of family- and population-based methodologies to map and identify pertinent genes.
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What will be the result if a eukaryotic cell completes mitosis but does not undergo cytokinesis?
Group of answer choices
A one cell with one nucleus containing half of the genetic material of the parent cell
B one cell with two nuclei, each identical to the nucleus of the parent cell
C two cells, each cell with half of the genetic material of the parent cell
D one cell with two nuclei, each containing half of the genetic material of the parent cell
Answers
A cell completing mitosis but not undergoing cytokinesis would result in one cell with two nuclei, each identical to the nucleus of the parent cell ie option B
Mitosis is the process of cell division which results in the formation of two identical daughter cells. Ie if the genetic composition of the parent was diploid or 2n, the daughter cells also end up with a genetic composition of 2n
Cytokinesis refers to the splitting of the cytoplasm during cell division to facilitate its equal distribution among the daughter cells. During the stages of mitosis ie from anaphase to telophase, there is splitting of cytoplasm or cytokinesis occurring. The division of the nucleus continues throughout the M phase of mitosis.
Failure of cytokinesis and normal Karyokinesis would thus result in one cell with two nuclei, containing half of the genetic material of the parent cell.
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The correct answer is D: one cell with two nuclei, each containing half of the genetic material of the parent cell.
Mitosis is the process by which eukaryotic cells divide their genetic material and form two identical daughter cells. Cytokinesis, on the other hand, is the subsequent process of dividing the cytoplasm and other cellular components to separate the two daughter cells.If a eukaryotic cell completes mitosis but does not undergo cytokinesis, the result would be a single cell with two nuclei. The genetic material, represented by the chromosomes, would be divided equally between the two nuclei. This condition is known as binucleation.The lack of cytokinesis would result in a cell with two nuclei sharing the same cytoplasm and cellular components. Although it is not the typical outcome of mitosis, binucleated cells can be observed in certain physiological or pathological conditions, such as liver regeneration or certain diseases.Therefore, the correct answer is D: one cell with two nuclei, each containing half of the genetic material of the parent cell.
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What happens during cytokinesis with plant cells?
Answers
Answer: the conjoined two daughter cells seperate.
Explanation:
Answer: Cytokinesis is the final stage of cell division in eukaryotes as well as prokaryotes. During cytokinesis, the cytoplasm splits in two and the cell divides. ... In plant cells, a cell plate forms along the equator of the parent cell. Then, a new plasma membrane and cell wall form along each side of the cell plate
Explanation:
The structure of gamma hydroxybutyric acid, or GHB, is fairly close to the inhibitory neurotransmitter _____.
Answers
Answer:
y-aminobutyric acid, or GABA
Cell phone vs Intoxicated driving 1. Is this an experiment? 2. What is the independent variable? 3. What is the dependent variable? 4. What are the operational definitions? 5. What is the experimental group/condition? 6. What is the control group/condition? 7. What confounds are present? 8. Who is the population? 9. Who is the sample? 10. Was there random assignment? 11. Was there selection bias?
Answers
This study compares the effects of cell phone usage and intoxicated driving on driving performance. It examines the independent variables of using a cell phone and driving under the influence, with the dependent variable being driving skills. The study includes experimental and control groups, while potential confounds include factors such as age, type of phone, alcohol/drug consumption, and duration of phone usage while driving. Random assignment is utilized, and to prevent selection bias, diverse participants could be included through stratified random sampling.
Cell phone vs Intoxicated driving is an example of a comparative study. Below are the answers to the given questions:
1. No, it is not an experiment.
2. The independent variable is the usage of a cell phone and intoxicated driving.
3. The dependent variable is the driving performance or skills.
4. The operational definition of cell phone usage is the participant talking on their phone while driving. The operational definition of intoxicated driving is the participant driving under the influence of alcohol or any other drugs.
5. The experimental group/condition is the participants who are driving while talking on their cell phones or driving under the influence of alcohol/drugs.
6. The control group/condition is the participants who are driving without any distraction or influence.
7. The confounds present in this study are the age of the participant, type of phone, quantity of alcohol/drugs consumed, and duration of using a phone while driving.
8.The population is the group of drivers who have a cell phone and can drive under the influence of alcohol/drugs.
9. The sample is the group of drivers who have volunteered to participate in the study.
10. Yes, the participants were randomly assigned to either the experimental or control group.
11. There could be selection bias if only certain types of participants were chosen. To prevent selection bias, the researchers could use stratified random sampling or randomly select from a diverse pool of participants.
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Some towns have decided to bury their garbage to get rid of it. What is one harmful effect of this practice?
Answers
Answer:
It can put harmful substances into the atmosphere and boost climate change.
Explanation:
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Answer:
plants and animals habitats will be ruined and or killed off by this harmful practice
If your small intestine where unwound approximately how long would it be.
Answers
It would be about twenty - two- ish feet
Match the key terms to the descriptions below. Key: a. prime mover (agonist) b. antagonist c.synergist d. fixator e. origin f. insertion 1. term for the biceps brachii during forearm flexion 2. term that describes the relation of brachioradialis to biceps brachi during forearm flexion 3. term for the triceps brachii during forearm flexion 4. term for the more movable muscle attachment ator
5. term for the more fixed musde attachment 6. term for the rotator cuff muscles and deltoid when the forearm is flexed and the hand grabs a tabletop to lift the table
Answers
a. prime mover (agonist)
c. synergist
b. antagonist
e. origin
f. insertion
d. fixator
The term for the biceps brachii during forearm flexion is a. prime mover (agonist). The biceps brachii is the primary muscle responsible for the flexion of the forearm at the elbow joint.
The term that describes the relation of brachioradialis to biceps brachii during forearm flexion is c. synergist. The brachioradialis muscle assists the biceps brachii in flexing the forearm but does not play the primary role.
The term for the triceps brachii during forearm flexion is b. antagonist. The triceps brachii acts as the antagonist to the biceps brachii by opposing its action and extending the forearm.
The term for the more movable muscle attachment is e. origin. The origin refers to the muscle attachment that remains relatively fixed during contraction, while the insertion (f. insertion) refers to the attachment that moves towards the origin.
The term for the rotator cuff muscles and deltoid when the forearm is flexed and the hand grabs a tabletop to lift the table is d. fixator. The rotator cuff muscles and deltoid stabilize the shoulder joint, preventing unwanted movement, while the forearm muscles perform the lifting action.
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In DNA replication ______.
A. The two strands of DNA come apart.
B. A copy is made.
C. Each copy has one strand of "old" DNA and one strand of "new" DNA.
D. all of the above
Answers
Answer:
you answer to this question is: D all of the above
True or false? Sugar and phosphates provide the energy for DNA replication.
If false explanation please
Answers
Answer:
False
Explanation:
The need for energy release or energy addition is debatable for any chemical reaction. However with DNA replication, we are not adding a nucleotide in a random process dispersing energy to no avail.
As cells grow, they need an increasingly large ____________ to allow for the adequate exchange of wastes and nutrients as their ____________ increases.
Answers
Growing cells need large surface areas to volume ratios.
What is the surface area to volume ratio of cells?The surface area to volume ratio of a cell is the area the cell covers in relation to its volume.
Small cells have a large surface area to volume.
As small cells increase in growth through their volumes, they need to maintain the large surface area to volume ratio in order to be able to carry out important life processes via simple diffusion.
Otherwise, some other methods have to replace simple diffusion in order for materials to be circulated around the cell.
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Burning question: is it possible for life to thrive on earth without soil?
Answers
Answer: No
We get many crops from soil. If we do not get enough crops, we will run out of food and may die. The answer is no.
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