Answer:
melanin affects how one looks (1st question)
cause and effect (2nd question)
Explanation:
for the 2nd question, its cause and effect because uv rays hit our skin and our skin is affected which gives us suntan.
Answer:
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I'm pretty sure it's D, because I had something like this last week. but I'm sorry if it's wrong..
Answer:
Glucose
Explanation:
Water is an obvious one. Dissolved in the water are traces of urea. And there are concentrations of sodium. No glucose though.
Answer:
Insulin is the key hormone of carbohydrate metabolism, it also influences the metabolism of fat and proteins. It lowers blood glucose by increasing glucose transport in muscle and adipose tissue and stimulates the synthesis of glycogen, fat, and protein
Explanation:
