Answer:
1) d
2)a
3)b
4)d
Explanation:
please follow me
exobiologists have discovered under the surface of mars an alien species of single-celled organisms, which undergo sexual reproduction, that have short or long flagella, and one or two vacuoles. from a sample population of approximately 320 of these organisms, they find that 65 have short flagella with a single vacuoles, 59 have long flagella with a double vacuole, 182 have long flagella with a single vacuole, and 14 have short flagella with a double vacuole. what would be the best assumption of the dominant and recessive phenotypes?
The nice assumption of the dominant and recessive phenotypes be long flagella is dominant, single vacuole is dominant.
A vacuole is a membrane-bound organelle found in the cells of plants, fungi, protists, and some animal cells. It is a large, fluid-filled sac that occupies a significant portion of the cell's volume. Vacuoles are involved in a wide range of cellular processes, including storage of nutrients, waste products, and pigments, as well as regulating turgor pressure and maintaining the pH balance of the cell.
In plant cells, vacuoles are particularly large and play an essential role in maintaining the plant's structure and function. They can also act as a defense mechanism by storing toxic compounds to deter herbivores or pathogens. In contrast, animal cells have smaller and fewer vacuoles, which are primarily used for storing nutrients or waste products.
To learn more about Vacuole visit here:
brainly.com/question/13657611
#SPJ4
Explain why the small piece of plant tissue is dipped in disinfectant when growing new plants from using cells from a parent plant
Answer: Disinfectant is a chemical formulation which may include biological components used to reduce the population of a microbe from a living or dead surface.
Explanation:
The plant tissue is treated with a disinfectant before culturing it and growing new plants. This is done to remove dirt, dust, foreign particles like pollen, microbes from the plant tissue surface or from plant part. This help in growth of disease free and contamination free plants. The culture can be utilized for different cycles of plant growth as it remains free from any kind of contamination.
Based on the elements in glucose, and the way the atoms are attached, you could determine that
glucose is an example of
carbo molecule
hydrogen molecule
organic compound
inorganic compound
The transfer of genetic material from one bacterium to another through the mediation of a vector like virus is termed as: A. Transduction
B. Conjugation
C. Transformation
D. Translation
Transduction is a cycle wherein hereditary material is moved to start with one bacterium and then onto the next by an Infection vector or the bacteriophage. The correct answer is 'Transduction'
These infections follow either the lytic or the lysogenic cycle, prompting the augmentation of the viral hereditary material and viral particles.
Quality Exchange: The presentation of new DNA into a current organic entity's cell, for the most part by vectors like plasmids and adjusted infections. Cells might be adjusted ex vivo for resulting organization to people or perhaps modified in vivo by the quality treatment given straightforwardly to the subject.
Transduction includes the exchange of either a chromosomal DNA section or a plasmid starting with one bacterium and then onto the next by a bacteriophage
To learn more about Transduction here
https://brainly.com/question/12974399
#SPJ4
a group of the same kind of organism that live in the same area at the same time
A student studying the phosphate runoff into the Chattahoochee River basin near Atlanta, Georgia, developed the following model to show the impact of the mandatory restrictions that were put in place during 1995 to limit the runoff.
Which factors most likely contributed to the trends in phosphate runoff before the restrictions were implemented? Select two options.
Responses:
Increases in new of plant growth in the wetlands around the river
Weathering events happening on surrounding mountains
The application of fertilizer resulting in agricultural runoff
An increase in the number of animals eating plants
Uplifting of rock masses from recent earthquakes
The factors which most likely contributed to the trends in phosphate runoff before the restrictions were implemented is as a result of the following below:
Weathering events happening on surrounding mountainsApplication of fertilizer resulting in agricultural runoff.What is Fertilizer?This is referred to as a substance which contain chemical elements and is applied to the soil for the increase in growth and productivity. it is commonly used in agriculture to provide the required nutrients to the plants.
Fertilizer contain elements such as nitrogen, phosphate etc which seeps into the soil during weathering process which involve water and when there is an agricultural runoff which is therefore the reason why option B and C were chosen as the correct choice.
Read more about Fertilizer here https://brainly.com/question/24544067
#SPJ1
Jane was in an interview that lasted approximately 20mins it was very cool in the room as she walked out of the room she noticed droplets of water formed on her spectacles what is this transition of water from a vaporous state to a liquid state called
Answer:
The process or transition of an gaseous element to liquid state is condensation
Protein kinases generally regulate the activity of target proteins by transferring a phosphate group from atp to what kind of functional group on the target protein?
Protein kinases generally regulate the activity of target proteins by transferring a phosphate group from ATP to hydroxyl group
What is Protein kinases ?By phosphorylating particular amino acids with ATP as the source of phosphate, protein kinases (PTKs) are enzymes that control the biological activity of proteins. This results in a conformational change from an inactive to an active form of the protein.
Because of their crucial function in the signalling systems that drive the features of malignant cells, protein kinases are significant therapeutic targets in cancer.Enzymes are impacted by protein kinases by altering their structure. By converting the enzyme's shape into an active conformation, they activate enzymes. By using the same technique of altering the proteins' conformation, they can also disable enzymes.Learn more about Protein kinase here:
https://brainly.com/question/22001008
#SPJ4
4. Pilihan ganda30 detik1 ptQ. Damage to nerve cells without myelin sheaths is permanent, because regeneration of nerve cells can only happen when ________ cells are present.Pilihan jawabanChwannSchannSwanSchwann
Damage to nerve cells without myelin sheaths is permanent, because regeneration of nerve cells can only happen when Schwann cells are present.
Schwann cells or the neurilemma cell type of the neuroglia known as the oligodendrocytes of the peripheral nervous system of the PNS. Schwann cells are basically named after the German physiologist Theodor Schwann, who was the one discovered who discovered these cells in the 19th century.
A Schwann cells basically perform the function of forming a myelin sheath on the neurons and they do this by wrapping their plasma membrane around the inner axon. It is only in the presence of these cells that the damage to nerve cells can be overcome as regeneration by these cells.
To know more about Schwann cells
https://brainly.com/question/27215950
#SPJ4
--The given question is incomplete, the complete question is
"Damage to nerve cells without myelin sheaths is permanent, because regeneration of nerve cells can only happen when ________ cells are present."
Kendrick holds the rubber blue ball halfway up the ramp and releases ir (figure 1).The ball rolls down the ramp and along the floor beyond the end of the ramp. What force caused the ball to roll down the ramp?
The force that caused the rubber blue ball to roll down the ramp is gravity. When Kendrick held the ball halfway up the ramp and then released it, the force of gravity began to act on the ball and it started to roll down the ramp.
A ramp is an inclined plane that reduces the amount of force required to move an object to a higher level. The force of gravity, which is an attractive force between any two objects in the universe, acts on objects in the direction of the center of the Earth.
This force causes objects to fall toward the ground. When the rubber blue ball was released from the midpoint of the ramp, it began to move in the direction of the force of gravity, which caused it to roll down the ramp. The force of gravity was able to overcome the ball's inertia and caused it to accelerate down the ramp. Once the ball rolled off the end of the ramp, it continued to move forward due to its inertia.
For more such questions on ramp
https://brainly.com/question/31380414
#SPJ8
If you investigated cells from a lab mouse with 40 chromosomes you would find a total of ___ sister chromatids after the ___ stage.
If you investigated cells from a lab mouse with 40 chromosomes you would find a total of 80 sister chromatids after the S phase stage.
What is chromosome and its function?The thread-like chromosomes that convey the genetic data from cell to cell are formed of protein and a single DNA strand. Chromosomes are found in the nucleus of cells in both animals and plants including humans.
Where is chromosome located?Long segments of DNA are transported by chromosomes, which are organelles that can be found within the nucleus of cells. The substance that houses genes is called DNA. It serves as the base for the human body. Additionally, proteins found in chromosomes aid in the proper structure of DNA.
To know more about Chromosomes visit:
https://brainly.com/question/1596925
#SPJ4
I’m leaning more into c but I need help ASAP please...
which of these three human chromosomal abnormalities--down, patau, or edwards syndrome--has the longest average survival time? why is that the case?
Answer:Down syndrome, because trisomy 21 involves the smallest chromosome of the three.
Explanation:
which structures enhance sensitivity to texture by vibrating and stimulating lamellar corpuscles in the skin when the fingertips stroke an uneven surface?
When the fingertips touch an uneven surface, friction ridge structures in the skin vibrate and stimulate lamellar corpuscles, increasing sensitivity to texture.
The mechanical phenomena of vibration involves oscillations at an equilibrium point. Latin vibration is the source of the word. The oscillations can be random—like the swinging of a pendulum—or periodic, like the squeaking of a tire on a gravel road. Vibration can be advantageous, as in the case of a tuning fork, a woodwind instrument's or harmonica's reed, a mobile phone, or a cone loudspeaker. Nevertheless, vibration frequently wastes energy and produces unwelcome noises.
For instance, vibrations from running engines, electric motors, or any other mechanical equipment are normally not desired. Unbalances in the spinning components, uneven friction, or the meshing of gear teeth can all contribute to these vibrations. Inappropriate vibrations are typically reduced by careful designs.
Learn more about sensitivity here
https://brainly.com/question/14057226
#SPJ4
How High heat capacity does this help organisms on a
SMALL scale?
Answer:
the property of high heat capacity allows highly regulated internal body temperatures.
Explanation:
DNA Polymerase is responsible for:
A. adding the new bases.
B. linking the short sections of the lagging side.
C. keeping the strands separated during replication.
D. unwinding and separating the DNA strands.
Answer:
A
Explanation:
DNA polymerase is responsible for adding to the bases of the structure.
Match the strand with the compliment. 3' - TATAGTCATGCA - 5'
5' ATATCAGTACGT 3'
AS T is complemntary to A and C is complementary to G
If you have two different amounts of the same substance, why doesn't its density change? Please respond in 1–2 complete sentences using your best grammar.
The density remains the same because changing the amount of the substance will reduce the mass & volume by the same value.
What is density?
Mass per unit volume is the definition of a material's density. Density, or mass per unit volume, is defined as the ratio of mass to volume. It gauges how so much "stuff" an object looks in relation to its volume (cubic meter or cubic centimeter).
In essence, density is an indicator of how closely together stuff is packed. The Greek scientist Archimedes is credited with discovering the concept of density, which is simple to calculate if you understand the formula and are familiar with the relevant units.
Therefore, the density will remain the same when the mass and volume are reduced.
Read more about density, here
https://brainly.com/question/952755
#SPJ1
PLZ HELP (30 POINTS)
Which of the following is a direct benefit of using agriscience to optimize land use for animal grazing?
Reducing soil degradation
Inventing new fertilizers
Updating irrigation
Increasing climate change
Answer: The answer is D Increasing climate change
Explanation: Which of the following is a direct benefit of using agriscience to optimize land use for animal grazing? hope this helps man
D
Explanation:
i think that's the answer
_________is the breaking down of biomolecule components (food) for use by cells.
Answer:
Chemical Digestion
Explanation:
What role does cellular respiration play in the carbon cycle?
A. It removes CO2 from the atmosphere during glycolysis.
B. It removes CO2 from the atmosphere during the citric acid cycle.
C. It releases CO2 to the atmosphere during acetyl CoA formation.
D. It releases CO2 to the atmosphere during electron transport.
Answer:
c
Explanation:
how is atp used in our bodies? how is atp used in our bodies? the energy released from atp is converted into kinetic energy to do work. it is converted to adp for storage and later use. it is used to create more energy. atp is used to make potential energy.
ATP is used in human bodies as follows: the energy released from ATP is converted into kinetic energy to do work (option A).
What is ATP?ATP is the biological molecule that is used as a source of energy in cellular reactions.
ATP stands for adenosine triphosphate and it stores or carries energy used by the cell for performing metabolic activities.
ATP is structurally built to store energy in the bonds that holds its phosphate molecules. This energy is released for use by living cells when the bond is broken.
Therefore, ATP is used in human bodies as follows: the energy released from ATP is converted into kinetic energy to do work.
Learn more ATP at: https://brainly.com/question/6038764
#SPJ1
Compare and contrast lactic acid fermentation and alcoholic fermentation. You may use a T-Chart or Venn Diagram.
Topic: Cellular Respiration, Electron Transport, Fermentation.
Answer:
Explanation:
Answer found from DIFFERENCE BETWEEN
In lactic acid fermentation, it produces lactate and NAD⁺, while alcoholic fermentation produces NAD⁺, ethanol, and carbon dioxide.
What is fermentation?Glycolysis is the process, where glucose is oxidized to produce pyruvate, this pyruvate molecule is further oxidized through the citric acid cycle to produce energy ATP in the presence of oxygen. In anaerobic conditions there is a lower amount of energy is produced as compared to aerobic.
Lactic acid fermentation and alcoholic fermentation both state the fermentation of glucose in the absence of oxygen, in which the final product of the glycolysis pyruvate is again reduced to produce ethanol and lactate.
Therefore, lactic acid fermentation, produces lactate and NAD⁺, while alcohol produces NAD⁺, ethanol, and carbon dioxide.
Learn more about the fermentation, here:
https://brainly.com/question/29672886
#SPJ2
Carbon atoms can bond to each other to form all of the following except
1) ring structures
2) branched chains
3) inorganic structures
4) straight chains
Answer:
3
Explanation: As Carbon form organic molecules
What are the fundamental methods, models, or theories in
nanotribology? Please be as explicative as you can.
The fundamental methods, models, and theories in nanotribology include Atomic Force Microscopy (AFM), Molecular Dynamics (MD) simulations, Contact Mechanics, Surface Chemistry, and Lubrication Theory.
Nanotribology, also known as nanoscale tribology, is the study of friction, wear, and lubrication at the nanoscale level. It focuses on understanding the fundamental mechanisms and behaviors of surfaces and interfaces when subjected to relative motion on the nanometer scale.
There are several fundamental methods, models, and theories employed in nanotribology research:
Atomic Force Microscopy (AFM): AFM is a widely used technique that allows for the measurement and manipulation of surfaces at the atomic and molecular scale. It provides detailed information about surface topography, friction, and adhesion forces.
Molecular Dynamics (MD) Simulations: MD simulations use numerical methods to simulate the motion and interactions of atoms and molecules. These simulations provide insights into the behavior of surfaces, lubricants, and additives at the nanoscale, allowing for the prediction of friction and wear properties.
Contact Mechanics: Contact mechanics is the study of the deformation and interaction between contacting surfaces. It involves the analysis of forces, stresses, and deformation at the interface, which helps in understanding the origins of friction and wear.
Surface Chemistry: Surface chemistry plays a crucial role in nanotribology. It involves studying the chemical composition, structure, and reactivity of surfaces, as well as the formation of boundary layers and tribofilms during sliding.
Lubrication Theory: Lubrication theory focuses on understanding how lubricants reduce friction and wear between surfaces. It includes concepts such as boundary lubrication, hydrodynamic lubrication, and elasto hydrodynamic lubrication, which describe different mechanisms of lubrication at the nanoscale.
These methods, models, and theories collectively contribute to advancing our understanding of nanotribology and have applications in various fields, including materials science, nanotechnology, and engineering.
Know more about Atomic Force Microscopy here:
https://brainly.com/question/15561883
#SPJ8
PART B: Which excerpt from the passage best supports the answer to Part A.
My literary agenda begins by acknowledging that America has transformed me. It does not end until I show how I have transformed America. The correct option is C.
Who is Bharti Mukherjee?Indian American-Canadian author Bharati Mukherjee served as an adjunct professor of English at the University of California, Berkeley. She wrote a variety of novels, anthologies of short stories, and nonfiction books.
The most supportive one is My literary objective starts with an admission that America has changed me. It won't be over until I demonstrate how I've changed America.
Thus, the correct option is C.
For more details regarding Bharti Mukherjee, visit:
https://brainly.com/question/28947181
#SPJ1
Your question seems incomplete, the missing image is:
What is the correct answer?
Answer:
constant speed is the correct answer .
Answer:
Constant speed.
Explanation:
This is because based on the graph, the distance over time increases steadily as a straight line so its speed does not increase nor decrease in acceleration.
4. Being a longtime herpesvirus sufferer, Brad was not surprised to learn (at a herpes information session)
that herpesviruses tend to "hide out" in nerve tissue to avoid attack by the body's immune system.
However, their "mode of travel" in the body did surprise him. How do herpesviruses travel to the neuron
cell body?
I NEED HELP!!!!
Herpesviruses are a family of viruses that are known to cause a range of diseases in humans and animals.
They are characterized by their ability to establish lifelong infections in their hosts, and one of the ways they achieve this is by hiding out in nerve tissue. This strategy allows herpesviruses to evade the immune system, which can't easily reach nerve cells to attack them.
But how do herpesviruses get to the neuron cell body, where they can establish this long-term hiding place. The answer lies in their ability to travel along nerve fibers, a process known as retrograde axonal transport. During this process, the virus particles attach to the ends of nerve fibers and then travel back towards the neuron cell body.
This mode of travel can be both efficient and effective, as it allows herpesviruses to quickly reach the nerve cells where they can establish a latent infection. However, it also presents a challenge for the immune system, which must try to intercept the virus particles as they travel along the nerve fibers.
Overall, the ability of herpesviruses to hide out in nerve tissue and travel to the neuron cell body is just one of the many strategies they use to evade the immune system and establish lifelong infections. Understanding these strategies is an important step in developing better treatments and prevention strategies for herpesvirus infections.
To know more about Herpesviruses visit:
https://brainly.com/question/28116946
#SPJ11
What are three assumptions of science as a way of knowing about the world? O A. Natural causality, observable regularity, explanations are falsifiable O B. Natural causality, reliability, confidence OC. Infallibility, supernatural causality, falsifiability OD. Supernatural causality, observable regularity, data analysis
The three assumptions of science as a way to know about the world are Natural causality, observable regularity, explanations are falsifiable. So, option A is correct.
The three underlying tenets of science as a method of learning about the world are:
1) Natural causality: According to science, all occurrences in the natural world have natural causes and may be explained by following natural laws.
2) Visible regularity: The scientific method is predicated on the idea that natural occurrences are predictable and regular, and that patterns can be seen and measured.
3) Explanations: It can be disproven: According to science, hypotheses about how natural phenomena operate must be verifiable by empirical data.
As a result, choice A is the right one. Falsifiable explanations, natural causality, and observable regularity. The other choices are erroneous because they either propose supernatural causality or assert infallibility, which are not premises of science.
To know more about the world
brainly.com/question/12283548
#SPJ4
what is the importance of diffusion?
Answer:
Diffusion is critical in the body for the transport of liquids, such as oxygen from the air into the blood and carbon dioxide from the blood into the air in the lungs, or glucose from the blood to the cells.
Explanation: