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Soloha48 [4]
1 year ago
11

What role did atmospheric oxygen play in the evolution of early life?

Biology
1 answer:
Aliun [14]1 year ago
7 0

Answer:

hahahhahahahgegehehehrhrhrhrhrhrhrjrh

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When a cell was examined under a microscope, it was found that it did not have a cell wall . Which of these is likely to be miss
shtirl [24]

Answer:

When a cell was examined under a microscope, it was found that it did not have a cell wall . It has a cell membrane which shows the viewed cell under microscope is an animal cell

Explanation:

Only plant cell has cell wall which gives rigidity and shape to the cell unlike animal cell which has a cell membrane. The cell would comprise of chloroplast, nucleus, golgi apparatus, mitochondria among others

4 0
3 years ago
What is a non-renewable resource and what are some examples?
kolbaska11 [484]

Answer:

See below

Explanation:

Non-Renewable resources are those resources which once used cannot be used again. They cannot be recycled again.

<u>Example:</u>

1) Coal

2) Oil

3) Natural Gas

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Hope this helped!

<h3>~AH1807</h3>
3 0
3 years ago
Read 2 more answers
What causes the weight of an object to change depending on if it is on Earth or the Moon? the change in mass the distance from t
oksian1 [2.3K]
Mass<span> is the actual amount of material contained in a body and is measured in kg, gm, etc. Whereas </span>weight<span> is the force exerted by the gravity on that object mg. Note that </span>mass<span> is independent of everything but </span>weight<span> is </span>different<span> on the earth, moon, etc.</span>
7 0
3 years ago
The two nucleotide chains of RNA twist into a double helix shape. true or false ​
Sav [38]

Answer:

False

Explanation:

In DNA, there are four possible nitrogen bases – adenine (A), guanine (G), cytosine (C), and thymine (T). In DNA, nucleotides combine to form two long chains that intertwine with each other, like a ladder that has twisted into a spiral.

6 0
3 years ago
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Why is uncoating in an animal needed
kozerog [31]

Answer:

Since almost all DNA viruses replicate in the nucleus of infected cells, they must be targeted there. In many cases the entire nucleocapsid enters the nucleus, where uncoating then takes place. In order for new virus to be assembled, both new viral genomes and other virion components (proteins) must be produced.

Explanation:

8 0
3 years ago
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