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sesenic [268]
3 years ago
11

How is the expression of surface antigens on red blood cells determined?

Biology
1 answer:
Zigmanuir [339]3 years ago
8 0
Blood diffuse is translated into red blood cells
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Being interested in penguins, Paul wanted to study the effect of fast food hamburgers on the weight of penguins. After many tria
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The experiment conducted by Paul was not a waste of his time and resources even though he could not accomplish the experiment he initially prepared to conduct. The reluctance of the penguins to eat burgers even though they were starving and losing weight pointed towards the fact that they do not find junk food appealing. It could be concluded from their reluctance that they will eat only their normal diet rather than something they have never eaten before.

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3 years ago
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If cyanobacteria never evolved during earth's history, how would their absence affect the composition of earth's atmosphere?
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Cyanobacteria, also known as blue-green algae, are found in vast quantities in fresh and salt water. Cyanobacteria are able to conduct photosynthesis. By utilising energy from the sun, they produce carbohydrates from water and carbon dioxide. As a byproduct, they produce oxygen. So cyanobacteria provided oxygen to the atmosphere that allowed other lifeforms to develop.
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3 years ago
Describe the instance of conservation of matter and energy demonstration
natita [175]

Iced tea's energy increases while the energy of the glass decreases.

<h3>What is energy?</h3>

Energy is the capacity for doing work. It may exist in potential, kinetic, thermal, electrical, chemical, nuclear, or other forms

Iced tea's energy increases while the energy of the glass decreases because the ice is getting warmer so the glass is also getting warmer. meaning that the glass is decreasing in energy while the ice tea is increasing in energy.

Hence, iced tea's energy increases while the energy of the glass decreases.

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8 0
1 year ago
Which of the following is not a function of the pili?
elena-s [515]

Answer:

B. Aligning chromosomes on the equator during mitosis

Explanation:

hope this helps

8 0
2 years ago
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Dr. Bartholomew believes people who are very hostile have become so because of their environment. Dr. Tiburon believes people's
bagirrra123 [75]

Answer:

Nature and Nurture

Explanation:

Dr Bartholomew believes that behaviour  is because of nurture, meaning that it is based on where you are raised or who raised you.

Dr. Tiburon on te other hand believe that behaiour is something that you inherit from birth and therefore believes in nature.

7 0
3 years ago
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