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aalyn [17]
4 years ago
6

The requirement for vitamin d increases with age because

Biology
1 answer:
stich3 [128]4 years ago
5 0
<span>The skin's ability to make it from sunlight decreases is what I found online</span>
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How does a Calorie on a food label relate to a calorie that is produced in cellular respiration?
MrRa [10]

Answer:

Photosynthesis removes carbon dioxide from the atmosphere, and cellular respiration puts it back. Photosynthesis releases oxygen into the atmosphere, and cellular respiration uses oxygen to release energy from food. ... The Calorie used on food labels is equal to 1000 calories

Explanation:

I hope this helps:)

8 0
3 years ago
What structure is the outermost, dense covering around bone?
lesya692 [45]

Answer:

SADSFADVADVADADVADVADVADVADVADVADVADADADSVADVADADSVADVADAVVVVVVVVVVVVVVVVVVVVVVVVVVVV

Explanation:

6 0
2 years ago
8. What is a metabolic pathway? (1pt)
KengaRu [80]

Answer:

What is a metabolic pathway?

Metabolic pathways could be simply defined as ways whereby reaction occurs chemically within a cell which are carried about by enzymes called metabolites, those enzymes helps in hasten up the reaction.

Explanation:

7 0
3 years ago
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It is 41 bases (or nucleotides) long. In this example, the flanking sequences consist of 9 bases (although in reality flanking r
BigorU [14]

Answer:

49

It says that there are eight four-base repeat unites that make up the remaining 32 bases. This means that it 8 x 4 = 32. Then from 32 + 9 = 41 is how you get all of the bases in the original. However, if there were to be 10 repeat units then it would be <u><em>10</em></u> x 4 = 40. Then from there you would get 40 + 9 = 49. Hope my explanation helped somewhat.

8 0
3 years ago
Why do ecosystems need producers?
Alinara [238K]

Ecosystems need producers because they are the start of the food chain.

Producers are consumed by first consumers, the second consumers and so on.

6 0
3 years ago
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