Answer:
The hydrogen bonds between water molecules
Explanation:
The hydrogen bonds in water allow it to maintain its temperature.
let's learn more about water temperature maintenance
How water maintain its constant temperature?Temperature is a measure of the motion (kinetic energy) of molecules. As the motion increases, energy is also higher and thus temperature is higher.Water’s high heat capacity is a property caused by hydrogen bonding between water molecules. When heat is absorbed, hydrogen bonds are broken and water molecules may move freely. When the temperature of water decreases, the hydrogen bonds are formed and release a great amount of energy.Thus, we can conclude that water maintain their temperature by hydrogen bonding.
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The ______ is a colored membrane capable of contraction and expansion to allow more or less light through the pupil.
HELP!!!!
Will and Grey got new RC cars for Christmas. They wanted to race the cars in the front yard. After charging the batteries, they tried to race but the cars wouldn't work. Using your knowledge of waves, what would be the best solution to the interference they are experiencing?
Take the cars back to the store, they are clearly broken.
Change the batteries, they didn't charge all the way.
Change the frequency of the one of the cars to a different one.
There is no good solution.
which statement accurately describes lipoprotein lipase? group of answer choices a. this enzyme is enzyme involved in making ketone bodies b. this enzyme is involved in cleaving arachidonic acid from phospholipids c. this enzyme is involved in digesting dietary lipids in the small intestine d. this enzyme is activated by glucagon; responsible for fatty acid release by adipose tissue e. this enzyme hydrolyzes triglycerides in vldl and chylomicrons for uptake by adipose tissue
Answer: E. This enzyme hydrolyzes triglycerides in VLDL and chylomicrons for uptake by adipose tissue.
Explanation: The statement that accurately describes lipoprotein lipase is:
e. This enzyme hydrolyzes triglycerides in VLDL and chylomicrons for uptake by adipose tissue.
Lipoprotein lipase (LPL) is an enzyme that is located on the surface of blood vessels and is involved in the metabolism of triglyceride-rich lipoproteins such as very low-density lipoprotein (VLDL) and chylomicrons. LPL hydrolyzes the triglycerides in these lipoproteins into free fatty acids and glycerol, which can be taken up and used by adipose tissue for energy or storage. This process is known as lipolysis.
interpreting cladograms which organisms evolved from the common ancestor pakicetus? bats and humans tigers and deer whales and hippos belugas and squids
A cladogram is a diagram that depicts evolutionary connections between various organisms by showing how they diverged from their common ancestor over time. In this context, interpreting cladograms can help determine which organisms evolved from a common ancestor like Pakicetus. The answer to the question, which organisms evolved from the common ancestor Pakicetus, is whales and hippos.The question asks which organisms evolved from the common ancestor Pakicetus.
Cladograms generally indicate how different groups of organisms are related, based on the similarities and differences between them. Pakicetus is an ancestor of cetaceans, which includes whales and dolphins. Based on the evolutionary relationships shown on a cladogram, we can see that the hippos are the closest living relatives of cetaceans. Therefore, we can infer that whales and hippos evolved from the common ancestor Pakicetus. Hence, the correct answer to the question is "whales and hippos."
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During a section of the cell cycle collectively called ______, the cell is not dividing, but protein synthesis, cell growth, DNA replication, and basic cell functions are occurring.
Answer:
INTERPHASE
Explanation:
The cell cycle refers to the series of event from DNA replication to actual division of a cell. Mitosis and meiosis are the two types of cell division, which is made up of two stages namely: interphase and the M-phase.
The interphase is also called resting stage because the cell is not undergoing any division. The interphase is further divided into G1, S and G2 phases. In these stages, the events that occurs include; protein synthesis, cell growth, DNA replication, and basic cell functions.
Does Pleurotus ostreatus have cells that have a nucleus?
Answer:
Yes, Pleurotus ostreatus, like all living organisms, has cells that have a nucleus. The nucleus is a membrane-bound organelle found in eukaryotic cells that contains the cell's genetic material.
Explanation:
The muscle that covers the bridge of the nose is the:
A) caninus muscle
B) buccinator
C) procerus
D) mentalis muscle
The muscle that covers the bridge of the nose is the C. procerus muscle. This muscle is a small, triangular muscle that extends from the lower part of the nasal bone to the skin between the eyebrows.
It helps to wrinkle the skin over the bridge of the nose, contributing to expressions of confusion, anger or concentration. The procerus muscle is also involved in reducing the appearance of horizontal wrinkles on the forehead by pulling the skin of the forehead downwards. Although it is a relatively small muscle, the procerus muscle plays an important role in facial expressions and overall facial aesthetics.
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Both parents can roll their tongue, yet their child cannot. What must the parent's
genotype be?
A. Parents must both be homozygous dominant
B. Parents must both be homozygous recessive
C. Parents must both be heterozygous
D. IDK
What types of genetic information must be copied for the next generation of cells? a. deoxyribonucleic acid b. ribonucleic acid c. enzymes d. proteins
Option A: Deoxyribonucleic acid is the type of genetic information that must be copied for the next generation of cells.
The transfer of characteristics from one generations to another is termed as heredity. The characteristics are passed in the form of DNA. DNA is the source that carries genetic information from the parents to the offsprings. DNA is abbreviated for deoxyribonucleic acid.
DNA has the capability to replicate and inherit itself. DNA first make the copies of itself in the parent cell and then gets transferred to the next generation through the means of asexual or sexual reproduction. Whether sexual or asexual means, genetic information is always carried in the form of DNA.
DNA has all the instructions for the proteins and various traits for the cells. The genetic information is stored in the DNA on fibre like structures called chromosomes. Genes are the basic unit which carry these information and codes for every particular trait differently.
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4) for this pair of items, choose the option that best describes their relationship. (a) the amount of molybdenum in a gram of dried plant material (b) the amount of sulfur in a gram of dried plant material a) item (a) is greater than item (b). b) item (a) is less than item (b). c) item (a) is exactly or very approximately equal to item (b). d) item (a) may stand in more than one of the above relations to item (b).
The correct answer is Item (A) is less than item (B).
The tiniest amounts of molybdenum (Mo), the last essential micronutrient, are required by plants. For the majority of plant tissue, the typical range is between 0.3 and 1.5 ppm, and in the growing medium, it is between 0.01-0.20 ppm.
The lowest relative concentration of all the macronutrients, sulfur (S) has an average concentration in most plant tissue of about 0.15 percent and is regarded as a tertiary macronutrient.
All plants require molybdenum, however, it has been discovered that certain particular crops are particularly receptive to it. lettuce, peas, soybeans, spinach, sugarbeets, tomatoes, tobacco, and the majority of legumes. Alfalfa, broccoli, Brussels sprouts, cabbage, cauliflower, clover, and other vegetables.
Proteinaceous amino acids like both methionine and cysteine, glutathione, vitamins (biotin and thiamine), phytochelatins, chlorophyll, coenzyme A, and even S-adenosyl-methionine all contain sulfur as a component.
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21. A chemical bond formed by the transfer of electrons is a(an)
bond. (1 point)
Spongy tissue is best described as dense smooth and homogenous
True or false
A neuron that excites skeletal muscle cells in your biceps muscles is functionally a(n) _________ neuron and structurally a(n) ______ neuron.
A neuron that excites skeletal muscle cells in your biceps muscles is functionally a Motor neuron and structurally a Multipolar neuron.
A neuron that excites skeletal muscle cells in your biceps muscles is functionally a Motor neuron and structurally a Multipolar neuron.
A Motor neuron or the efferent neuron is a neuron that carries the impulses from the CNS to the effector region that is the biceps.
They are of two different types i.e. Upper motor neurons and Lower motor neurons differing in their origin the former being in the brain and later in brainstem and spinal cord.
A Multipolar neuron is a neuron that possess an axon and several dendrites. They are the most prevalent neurons that are found in the CNS. They are found in the spinal cord and brain.
Neurons which excite the biceps muscles i.e. skeletal muscles are motor neurons functionally and multipolar neurons structurally.
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In diploid species, diploid cells may undergo either mitosis or meiosis. Haploid cells may undergo mitosis (for certain species) but NOT meiosis because
Answer:
The correct answer would be - Homologous chromosomes cannot pair
Explanation:
Haploid cells are the cells that have single set of chromosome or have the equal number of chromosome as their parent cells. Haploid cells are denoted by the n. Haploid cells are produced by the meiosis and are identical copies of their parent cells,
Haploid cells may undergo mitosis but not meiosis as their are already n number of chromosome and homologous chromosomes are can not pair and meiosis is a reduction division that produces haploid cell from diploid cells.
Thus, the correct answer is - Homologous chromosomes cannot pair
The picture below represents a carbon atom.
How many protons does this atom have?
A. 12
B. 0
C. 6
D. 18
which is a by-product of fat breakdown in the absence of insulin and accumulates in the blood and urine?
In the absence of insulin, fat breakdown produces a by-product called ketones, which accumulate in the blood and urine.
Insulin is a hormone that regulates the metabolism of carbohydrates, fats, and proteins in the body.
When insulin levels are low, the body shifts to a different mode of energy production and begins to break down fat for fuel, producing ketones as a by-product. If this process continues, the accumulation of ketones in the bloodstream can lead to a condition called ketoacidosis, which is a dangerous and potentially life-threatening condition that can occur in people with uncontrolled diabetes.
In normal individuals, the levels of ketones in the blood are usually low and do not cause any harm. However, in individuals with uncontrolled diabetes or other conditions that affect insulin production or function, the buildup of ketones can be a serious problem and requires prompt medical attention.
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Provide at least three reasons why friction is needed.
Answer:
Although you normally hear about trying to reduce or eliminate friction, it actually has some important uses.
Since friction is a resistance force that slows down or prevents motion, it is necessary in many applications where you might want to hold items or do things and prevent slipping or sliding. In those cases, there is an advantage of having friction.
Quite often uses of frction can be seen from how things would be without friction. Without friction, you would not be able to walk, drive a car, or hold objects. Pens and pencils would not work.
Explanation:
Answer:
Friction allows people and objects to move. It provides traction for an object to start moving or change direction. It can also give people a better grip on objects. Finally, friction keeps objects in place when they are set down.
Explanation:
Sample Response
In the chart above, which of the sequences describes a negative consequence of deforestation?
A. Sequence A
B. Sequence B
C. Sequence C
D. Sequence D
Answer:
C. Sequence C
Explanation:
Deforestation means cutting down of trees so it will lead to soil erosion and flooding
Answer:
C
Explanation:
In your own words, what is the definition for substrate with enzyme.
can someone please help with this?
Answer:
enzyme subtract complex
Explanation:
its a molecule that is temporary and is formed when an enzyme comes comes into direct and perfect contact with it's substrate
________ metabolism supports physical activity that lasts more than 3 minutes.
Aerobic metabolism supports physical activity that lasts more than 3 minutes.
Aerobic metabolism is the process by which your body produces energy through the breakdown of carbohydrates, fats, and proteins in the presence of oxygen. This type of metabolism is efficient and provides the energy needed for longer duration physical activities.Aerobic metabolism occurs in the presence of oxygen and is the process by which cells convert glucose and other nutrients into energy through a series of chemical reactions that take place in the mitochondria. During aerobic metabolism, oxygen is used to break down glucose into carbon dioxide and water, releasing energy that is stored in the form of ATP (adenosine triphosphate), which provides the body with the energy it needs to carry out physical activity. This process is essential for endurance activities, such as long-distance running or cycling, and is also important for overall health and fitness.
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The least specific level of classification is:
A.Phylum
B.Domain
C.Order
D.Genus
Answer:
species
Explanation:
use this acronym king pharaoh can order for general scientists. king for kingdom, pharaoh for phylum,can for class,order for order, general for genus and scientists for species
Answer: the answer is c
Explanation: C. Provide a root to the phylogenetic tree by choosing a noncontroversial out group. D. ... B. domain, kingdom, class, phylum, order, family, genus, species. C. i hope this helps i learnd this way in class
About how much time passes from when the teenagers in the hot spring feel the heatrising, to the time that the water becomes scalding hot?
The time it takes for the water in a hot spring to become scalding hot can vary depending on a variety of factors, such as the size and depth of the spring, the temperature of the water source, and the ambient air temperature.
However, generally speaking, it can take anywhere from a few minutes to several hours for the water to reach scalding temperatures. If the hot spring is relatively shallow and the water source is close by, the water may heat up relatively quickly, potentially within a few minutes. On the other hand, if the hot spring is deeper or the water source is further away, it may take longer for the water to heat up, potentially taking several hours. Additionally, if the ambient air temperature is particularly cold, this can slow down the heating process. Overall, it's important for people to be aware of the potential risks of hot springs and to monitor the temperature of the water regularly to avoid any accidents or injuries.
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what is a similarity of an ecosystem and a habitat
Answer:
Habitat and ecosystem are two ecological terms.Both include living organisms. Organisms live in both systems.Hope this helps!
Answer:
Both include living organisms. Organisms live in both systems
Explanation:
Answered by NONE other than the #QUEEN herself aka #DRIPPQUEENMO
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The conditions of pituitary gigantism in children and acromegaly in adults are produced by excessive levels of:.
The conditions of pituitary gigantism in children and acromegaly in adults are produced by excessive levels of growth hormone (GH). These hormonal imbalances are often caused by a benign tumor in the pituitary gland, which leads to the overproduction of GH. In children, this results in pituitary gigantism, characterized by rapid growth and tall stature. In adults, the excessive GH leads to acromegaly, causing an abnormal enlargement of body parts, such as hands, feet, and facial features.
The conditions of pituitary gigantism in children and acromegaly in adults are produced by excessive levels of growth hormone (GH) which is released from the pituitary gland. Pituitary gigantism occurs when there is an excess of GH secretion during childhood or adolescence before epiphyseal fusion occurs. This results in abnormal growth and gigantism. Acromegaly, on the other hand, occurs when there is an excess of GH secretion in adulthood after epiphyseal fusion has already occurred. This results in enlargement of hands, feet, and facial bones, as well as soft tissue growth. Both conditions are caused by the same underlying issue of excessive levels of GH secretion.
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Toucans disperse seeds of key forest species such as jucara palms in the Brazilian Atlantic rain forest Large seeds carry more resources than small seeds and tend to have a higher rate of survival, especially after being dispersed by a bird. Predict how the local extinction of toucans will affect the palm population over time ?
If toucans were to become locally extinct in the Brazilian Atlantic rain forest, the dispersal of jucara palm seeds would decrease, which would likely have a negative impact on the palm population over time.
Large seeds, like those of jucara palms, require long-distance dispersal to establish new individuals and to maintain genetic diversity within populations.
Without the help of toucans, the seeds may not travel as far or as effectively, leading to a reduced number of palm seedlings and potentially a decline in the overall population size. This could also have cascading effects on other organisms in the ecosystem that rely on the palms for food or habitat.
Therefore, it is important to consider the conservation of toucans and their role in seed dispersal to help maintain healthy and diverse ecosystems.
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in scinence an educated guess is a hypothesis or thory?
Answer: Hypothesis
Explanation: A hypothesis is an assumption made before any research has been done. It is formed so that it can be tested to see if it might be true. A theory is a principle formed to explain the things already shown in data.
re
2
Which is not true about meiosis?
The chromosomes in the daughter cells are half the
number from the parent cell.
Cell
ents
B
The chromosomes in the daughter cells are the same
number as the parent cell.
The only cells that will undergo meiosis will become sperm
or egg cells used for reproduction.
de.
D) Meiosis consists of meiosis I and meiosis II.
the
Answer:
Explanation:
Questions 1 and 2 refer to the following statements:
I. Shortening of the chromosomes
II. Synthesis of DNA
III. Crossing over of non-sister chromatids
IV. Separation of sister chromatids
1. Which events occur during mitosis?
A) I and II only
B) I and III only
C) I and IV only
D) I, II, and IV only
2. Which events occur during meiosis I?
A) I and II only
B) I and III only
C) I and IV only
D) I, III, and IV only
A chromosome is a long DNA molecule with part or all of the genetic material of an organism. Most eukaryotic chromosomes include packaging proteins called histones which, aided by chaperone proteins, bind to and condense the DNA molecule to maintain its integrity. These chromosomes display a complex three-dimensional structure, which plays a significant role in transcriptional regulation.
Chromosomes are normally visible under a light microscope only during the metaphase of cell division (where all chromosomes are aligned in the center of the cell in their condensed form). Before this happens, each chromosome is duplicated (S phase), and both copies are joined by a centromere, resulting either in an X-shaped structure (pictured above), if the centromere is located equatorially, or a two-arm structure, if the centromere is located distally. The joined copies are now called sister chromatids. During metaphase, the X-shaped structure is called a metaphase chromosome, which is highly condensed and thus easiest to distinguish and study. In animal cells, chromosomes reach their highest compaction level in anaphase during chromosome segregation.
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What is the main relationship among archosauria, diapsida, and reptilia clases?
Answer:
Archosauria (the "ruling reptiles") is a major group of diapsids, differentiated from the other diapsids by the presence of single openings in each side of the skull, in front of the eyes (antorbital fenestrae), among other characteristics. This continues the tetrapod trend of the reduction of skull bones by the fusion of multiple bones and the opening of fenestrae in the skull. This helps to lighten the skull, provides more room for muscles and other tissues, and allows more skull flexibility (kinesis) when eating. Other typical archosaurian characteristics include another opening in the lower jaw (the mandibular fenestra), a high narrow skull with a pointed snout, teeth set in sockets (called thecodont tooth implantation), and a modified ankle joint.
Diapsids ("two arches") are a group of amniote tetrapods that developed two holes (temporal fenestra) in each side of their skulls about 300 million years ago during the late Carboniferous period.[1] The diapsids are extremely diverse, and include all crocodilians, lizards, snakes, tuatara, turtles, and birds.[2] Although some diapsids have lost either one hole (lizards), or both holes (snakes and turtles), or have a heavily restructured skull (modern birds), they are still classified as diapsids based on their ancestry. At least 7,925 species of diapsid reptiles[3] exist in environments around the world today (nearly 18,000 when birds are included).
Reptilia, presented as a Class in our classification, includes turtles (Testudines), snakes and lizards (Lepidosauria), crocodiles and their relatives (Crocodilia), and birds (Aves), as well as a number of extinct groups.
Explanation:
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PLEASE HELP ASAP!!!!Suppose a bacterial culture were mixed with recombinant plasmids
containing a gene for resistance to penicillin. The bacterial culture was then
treated with penicillin. Which of the following statements is NOT true? *
1. Those bacteria that contain the plasmid will survive.
2. The penicillin will kill the bacteria that were transformed.
3. The gene for antibiotic resistance is expressed in the bacteria that survive.
4.Those bacteria that are successfully transformed will survive.
Answer: B is the right answer, or #2
Explanation: Got this on a test, I got it wrong but my teacher showed the right answer LOL