Answer:
The third one
Explanation:
If all is option then all of them
False.
In a stressful event, there will be a hormone released to the blood called adrenaline. Adrenaline hormone can prepare the body for fight or flight response. One of the effects of this hormone is making the muscle around hair called musculus arrector pili contracted. This contraction of the muscle is what causing the goosebumps. The decreased blood supply has no role in this event.
Hi there.
to maintain bone health, fiber is the only vitamin that is synthesized by microbes in the intestine.
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They're called Enzyme. They're made up of proteins. They act as a biological catalysts that can speed up chemical reaction. They have an active site that certain substrates binds into it and form a product. Enzyme works under optimum pH and temperature and the active sites are not changed unless denatured.
Answer:
protiens: amino acids
lipids: fatty acid and glycerol
carbohydrates: monosaccharides
nucleic acid: nucleotides
Explanation: