In insects and spiders, __________ take up fluid, uric acid, and solutes from the blood and deliver them to the gut.
Fill in the blank(s) with the appropriate word(s).
Malpighian tubules
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What is the function of the temporomandibular joint?
A. It allows the teeth of the upper and lower jaws to fit together precisely. B. It increases the overall strength of the jaws. C. It increases the speed at which the jaws can close. D. It allows the jaw to be more flexible so that large prey items can be consumed. E. It allows the lower jaw to open and close.
Equilibrium is sensed by
a. chemoreceptors. b. mechanoreceptors. c. photoreceptors. d. thermoreceptors. e. none of these
Select the choices that are ways that the hypothalamus controls the activity of the anterior pituitary.
a. neurons of the hypothalamus b. releasing hormones of the hypothalamus c. inhibiting hormones of the hypothalamus
Organic molecules have a carbon backbone and ________ such as -OH and -NH2 that can form hydrogen bonds.
A. chemical groups B. extension groups C. R groups D. functional groups