Explanation:
The production and release of thyroid hormones, thyroxine and triiodothyronine, is controlled by a feedback loop system that involves the hypothalamus in the brain and the pituitary and thyroid glands. ... This system allows the body to maintain a constant level of thyroid hormones in the body.
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Answer:
True
Explanation:
All living organisms have DNA which stored their genetic information.This genetic material may show a minute variation, but very similar in compositions. Therefore all organisms share common ancestry.
Answer:
1. C
2. A
3. D
4. D (I think)
5. C
Explanation:
I knew some things, and I goo.gled some.
Concept8.4:enzymes speed up metabolic reaction by lowering energy barriers
