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
ANSWER: e
You might also like to view...
Cryptic female choice is a type of intersexual selection where
A. the female genital tract selects for sperm that tend to be unrelated to the female. B. the egg itself has mechanisms to prevent fertilization by genetically related sperm. C. pollen from unrelated plants is not able to fertilize an egg. D. the female genital tract and/or the egg itself prevents fertilization by genetically related sperm. E. the female chooses which male can mate with her based on cryptic coloration.
A source for alginic acid, a thickening, emulsifying agent found in ice cream, toothpaste, pudding and cosmetics, are the:
a. seed plants b. ferns c. brown algae d. red algae e. green algae
The vitamins that assist enzymes in their operation are generally referred to as
A. minerals. B. coenzymes. C. electrolytes. D. holoenzymes.
Arthropods _____.
a) have an exoskeleton and paired jointed appendages b) are segmented worms like earthworms and leeches c) have radical symmetry d) are the simplest animals with organs and organ systems