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Biology, 22.08.2019 23:50 babyface1686

The heart pumps harder and blood pressure rises during a fight-or-flight response. this response is due to
a. thyroxine secreted by the thyroid gland.
b. adrenaline secreted by the adrenal glands.
c. insulin secreted by the pancreas.
d. oxytocin secreted by the pituitary gland.

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