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Verdich [7]
3 years ago
12

What is a biological evolution?

Biology
1 answer:
bagirrra123 [75]3 years ago
6 0
Biological evolution is the process through which the characteristic of organisms change over successive generations, by means of genetic variation and natural selection. It is most commonly defined as "changes in gene frequencies in populations".

Hope this helped :)   <span />
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Please help<br> Explain Give two examples of how abiotic factors are influenced by biotic factors?
Zanzabum

Answer: If this doesn't help just let me know

The abiotic factors will define which organisms are able or not to live in a specified place. The living organisms will constitute the biotic factors, which define if and how can an organism live in a specified environment. So, the abiotic factors are controlling the biotic factors of an environment.

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4 years ago
What are “cones” in the eye and what do they do?
dusya [7]

Answer:

Cone cells, or cones, are photoreceptor cells in the retinas of vertebrate eyes (e.g. the human eye). They respond differently to light of different or color vision and function best in relatively bright light, as opposed to rod cells, which work better in dim light. Cones are mostly in the center of your retina. They help you see color and fine detail.

Explanation:

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Which is not an event of mitosis?
DanielleElmas [232]

Answer:

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5 0
3 years ago
When you are done looking at slides of blood smears you should _____.
iren2701 [21]

Answer:

Option (C)

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Blood smears usually refers to the blood test that is being conducted in order to determine if there is any abnormality or irregularity in the blood cells. This test is conducted in the laboratories by using the slides.

After the test is done, these slides of blood smears are usually disposed of according to the instruction given by the teachers. It is because these slides have sharp edges and must be carefully handled. It can cause cut in the fingers and as these slides are comprised of infectious substances, it can affect other individuals, causing various types of diseases.

Thus, they must not be disposed of here and there, rather they should be disposed of according to the teacher's instruction.

Hence, the correct answer is option (C).

3 0
4 years ago
Read 2 more answers
Describe the role of Cyanobacteria in charging Earth's early atmosphere ​
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Cyanobacteria were very simple organisms and performed were an role in changing Earth's early atmosphere. They carried out photosynthesis to produce the materials they needed to grow. In this process, they release Oxygen which is needed to sustain life on Earth for Humans and other organisms.

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