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solmaris [256]
2 years ago
7

Why did elisa feel tired all the time?

Biology
1 answer:
Vesnalui [34]2 years ago
7 0
She never slept in the night so she was sleep deprived and depression
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All of the following are macromolecules except:
Harman [31]

Answer:

The correct answer is c. Fatty acids

Explanation:

There are four major types of macromolecules present in nature and that are carbohydrates(polysaccharides), proteins, lipids, and nucleic acids. These macromolecules are polymers and are made up of monomer units.  

The monomeric unit of polysaccharides is mainly glucose, of protein is amino acids, of nucleic acid is nucleotides and the monomeric unit of lipid is fatty acids. Ribosomes are macromolecules because it is made up of RNA  and proteins.

So fatty acid is a monomer which joins together to form large macromolecules like lipids. Fatty acids are made up of a hydrocarbon chain which have one attached COOH group at the terminal position.

Therefore the correct answer is c. Fatty acids.

6 0
3 years ago
Nucleus is found in...<br> A. prokaryotic cells.<br> B. eukaryotic cells.<br> C. all cells.
Ad libitum [116K]

Answer:

Eukaryotic cells

Explanation:

Prokaryotic cells do not have a nucleus but eukaryotic cells do.

Hope this helps!

5 0
3 years ago
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Stem cells can form many kinds of cells. In contrast, most body cells cannot form different types of cells. For example, skin ce
DedPeter [7]

Explanation:

i think it is D, or maybe its C.

5 0
3 years ago
The Punnett square shows the results when two parent dogs are crossed. L represents the allele for a long tail, and l represents
qwelly [4]

Answer:

incomplete dominance because neither allele for tail length is dominant

I'm pretty sure

Explanation:

googIe

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2 years ago
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What is combustion and how does it affect the carbon cycle?
snow_tiger [21]
<span>During photosynthesis, plants use carbon dioxide and produce oxygen. During metabolism oxygen is used and carbon dioxide is a product. Humans impact the carbon cycle during the combustion of any type of fossil fuel, which may include oil, coal, or natural gas.</span>
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3 years ago
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