The red spot on the beak of a herring gull parent is a sign stimulus received by baby gulls
a. True
b. False
ANSWER: True
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Aquaporins have been identified in the epithelium of the large intestine. What is the function of these aquaporins?
A) to secrete water into the large intestine B) to reabsorb water from the large intestine C) to regulate solute transport from the feces to the body D) to release hormones involved in regulating digestive processes of the large intestine
In response to a significant drop in blood pressure, ____ is produced, which quickly raises blood pressure by
constricting many arterioles.
a. atrial natriuretic factor b. renin c. aldosterone d. antidiuretic hormone e. angiotensin
Mutations that are not passed on from one generation to the next:a
result from disruptive selection. b. are balanced polymorphisms. c. arise in somatic cells. d. result from the founder effect. e. result from genetic drift
An organic molecule with the empirical formula C6H12O6
A. may have many structural formulae. B. is a carbohydrate. C. is commonly referred to as a sugar. D. All the choices are correct.