Question

1. Chemical control in organisms is brought
about by
(a) enzymes
(b) neurons
(c) hormones
(d) all the above
2. Master endocrine gland is
(a) thyroid
(b) pituitary
(c) pancreas
(d) adrenal
3. The hormone thyroxine is secreted by
(a) pituitary gland (b) adrenal gland
(c) thyroid gland
(d) pancreas
4. Insulin is secreted by
(a) pancreas
(c) thyroid gland
(b) pituitary gland
(d) adrenal gland​

Answer 1

Answer:

1. c hormones

2. b pituitary

3. c thyroid gland

4. d adrenal gland

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