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slavikrds [6]
3 years ago
13

Why might a unicellular organism need oxygen?

Biology
1 answer:
Ahat [919]3 years ago
5 0

Answer:

Most organisms also need oxygen to survive. ... In unicellular organisms, oxygen diffuses across the cell membrane into the cell. Carbon dioxide diffuses out of the cell once the concentration of carbon dioxide is higher inside the cell than it is outside of the cell.

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What is used to prevent a viral infection?
Rufina [12.5K]

Answer:

Please mark me brainliest

Explanation:

Many of these diseases can be prevented by the use of viral vaccines, which stimulate protective immunity against the virus without causing major disease. Viral vaccines may also be used in active viral infections, boosting the ability of the immune system to control or destroy the virus.

7 0
3 years ago
Imagine a diploid organism that has 6 pairs of homologous chromosomes in their somatic cells. Given
stich3 [128]

Answer:

A. False

B. False.

C. True.

D. False.

E. True

F. True

G. True

H. False.

Explanation:

Diploid organism has almost double the cells than in the Haploid. The number of chromosomes in each diploid cell are also nearly twice the other cells. Diploid is any cell or organism which has two sets of chromosomes. Gamete is considered as the sex cell. It has ability to pair up and formulate the reproductive cells.

8 0
3 years ago
What are those characteristics of a psychological test?​
poizon [28]
Objectivity: The test should be free from subjective—judgement regarding the ability, skill, knowledge, trait or potentiality to be measured and evaluated. 2. Reliability: This refers to the extent to which they obtained results are consistent or reliable.


Can I have brain list pleaseeee
6 0
2 years ago
_____ are lipids that store energy and are typically composed of multiple building blocks containing three fatty acids attached
marta [7]

Answer:

Fats are lipids that store energy and are typically composed of multiple building blocks containing three fatty acids attached to a glycerol molecule.

Explanation:

Fats, because they are a group of natural molecules that includes fats, waxes, sterols, and fat soluble vitamins.  

5 0
2 years ago
Read 2 more answers
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Ray Of Light [21]

Answer:

Pizza

Because cake is sweet.

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3 years ago
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