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uysha [10]
2 years ago
15

PLEASE HELP Which of these contain DNA and/or RNA?

Biology
1 answer:
blondinia [14]2 years ago
3 0

Answer:

dna and rna

Explanation:

DNA is a double-stranded molecule, while RNA is a single-stranded molecule. ... DNA and RNA perform different functions in humans. DNA is responsible for storing and transferring genetic information, while RNA directly codes for amino acids and acts as a messenger between DNA and ribosomes to make proteins.Feb 2, 2020

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10. Which type of homeostatic mechanism is the most common in the human body?
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Answer:

Explained below:

Explanation:

Type of homeostatic mechanism in the human body which is most common is the maintenance of body fluids, dilute and solutions of water that carry liquefied chemicals found in internal part of the cell and the surroundings of them. the internal part of the cells, it is named as intracellular fluid, the external part of the cells, it is named as extracellular fluid. All the materials such as oxygen, nutrients, proteins, and ions, are needed for survival.

8 0
3 years ago
The scientist who determined that all animals are made out of cells was.
r-ruslan [8.4K]

Answer:

German Zoologist discovers Theodor Schwann that animal were made from cell

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Trichodesmium is a nitrogen-fixing cyanobacteria. Why might this cyanobacteria be important to other organisms in nitrogen-poor
eimsori [14]
Cyanobacteria don't need oxygen to survive they produce oxygen. They where the first ever known organisms on the planet and they produced oxygen in the oceans which was absorbed by iron deposits and then once the iron had oxygen the ocean got the oxygen until it got into the atmosphere and Eukaryota bacteria evolved. So the answer would be: <span>They convert nitrates from the water into nitrogen gas (N2) that is released into the atmosphere.</span>
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3 years ago
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Plastids that are surrounded by more than two membranes are evidence of
dimaraw [331]

Answer:

d. secondary endosymbiosis.

Explanation:

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What happens to a fish when its swim bladder deflates?
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