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vazorg [7]
3 years ago
12

Is natural selection is random? 2. What processes do you know of that make our DNA different and drives evolution and natural se

lection (there are at least 2)?
Biology
1 answer:
34kurt3 years ago
8 0
Evolution is not a random process. The genetic variation
on which natural selection acts may occur randomly, butnatural selection itself is not random at all.
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3 years ago
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The reaction 6CO2 +6H2O + energy --> C6H12O6 + 6O2 is a reaction you have probably seen before.
nataly862011 [7]

Answer:

Explanation:

1. From the atmosphere. The CO2 found in the atmosphere including ones expelled by animals during respiration is used in photosynthesis

2. From sunlight. During photosynthesis, plants utilize energy from the sun also known as solar energy converting it into chemical energy

3. The product which is glucose is metabolized in the mitochondria

4. The reduction of CO2 with it acting as an electron acceptor

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3 years ago
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Which of the following conditions occurs when blood flow to the brain is interrupted and is a risk of high blood pressure? A. He
Artyom0805 [142]

Answer:

B. Stroke

Explanation:

Atherosclerosis refers to the formation of cholesterol-rich plaques in the inner lining of arteries. Atherosclerosis in cerebral arteries which function to provide oxygenated blood to brain cells leads to abrupt destruction of brain cells. Death of brain cells occurs due to oxygen deprivation. It is called a stroke or brain attack or cerebrovascular attack. Stroke poses a risk of developing higher blood pressure.

7 0
3 years ago
What new technology allow scientist to study the activity of many genes at once
topjm [15]

Answer:

The technology that allows scientists to study the activity of many genes at once is a <u>microarray</u>.

Explanation:

A microarray is a laboratory tool which is used to detect the expressions of a thousand genes at a time and these are in the form of slides which are printed with thousands of tiny spots at a defined position, with each spot having a known DNA or a gene.

Hope this help

plz mark brainliest

Have a nice day!!!!!!

8 0
4 years ago
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nekit [7.7K]

Answer:

i think its c

Explanation:

idk

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3 years ago
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