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boyakko [2]
3 years ago
11

What element makes up 65% of human body mass

Biology
1 answer:
romanna [79]3 years ago
3 0
The answer is water. it is found in our bodies (sorry the professor said its technically closest to oxygen because oxygen is most of our body)
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Water was rediscovered on the Moon in 2020. How is the recent discovery different from the LCROSS discovery and why is it potent
Luda [366]

Answer:

Both are the same but done by different space agencies.

Explanation:

The recent discovery is same as the LCROSS discovery because both are done in order to discover water on the moon. it is potentially exciting for humans because water is very important for life as well as this water is also can be used for formation of rocket fuel from it which helps the rocket in movement from moon to the earth if the fuel is finished.

7 0
2 years ago
The molecules DNA and RNA are both nucleic acids, but they differ in structure and function.
MrMuchimi
Part A: DNA has A paired with T for RNA has U paired with T and DNA stays in the nucleus while RNA goes to get translated into amino acids (proteins).

Part B: AUG-GCG-AAC-UGU

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3 years ago
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Do different cells have different genes?
zaharov [31]

Answer:

(:

Explanation:

Different cells in a multicellular organism may express very different sets of genes, even though they contain the same DNA.

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zavuch27 [327]

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Match the correct age in years with its major evolutionary event, as determined by the fossil:EVENTS:1. First prokaryotic cells
solmaris [256]

1.

The first prokaryotic cells (the less complex in its organization and with no organelles involved in membranes) evolved about 3.5 billion years ago. Therefore, the correct answer is D. 3.5 billion.

2.

Then, some prokaryotic cells evolved to use the sunlight to produce energy and release O2 into the atmosphere about 2.8 billion years ago. Therefore, the correct answer is C. 2.8 billion.

3.

After that, the prokaryotic cells evolved to cells with organelles bounded by membranes, and then the eukaryotic cells evolved about 2.5 billion years ago. Therefore, the correct answer is B. 2.1 billion.

4.

A long time after that, aproximately 650 million years, the first life composed of an organism with multiple cells evolved. Therefore, the correct answer is A. 650 million.

5 0
1 year ago
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