Fairy shrimp are a type of crustacean that is typically found in temporary ponds across the
world, including desert areas and ice-covered mountain lakes. They swim with their ventral
side up (i.e., “upside down”) using their leaf-like swimming legs as paddles. Based on this
description, fairy shrimp have a __________ ecological niche
a. broad
b. narrow
c. variable
d. herbivorous
A
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Which of the following is NOT a function of cellular membranes?
A. selective uptake and export of ions and molecules B. cell compartmentalization C. cell signaling D. maintenance of cell shape E. cell adhesion
Which of the following is mismatched?
a. cytokinin; retards aging b. auxin; promotes cell elongation c. gibberellin; involved in phototropism and gravitropism d. abscisic acid; promotes stomatal closure e. ethylene; promotes leaf abscission
All steroids have ____.
A. the same number of double bonds B. one or more fatty acids C. four rings of carbon to which other atoms are attached D. the same functional groups E. the same number and positions of double bonds
Which of these is a "spiteful action"?
A. A small child steals food from their baby sibling. B. A weaker student befriends a bully for protection. C. Children socially ostracize a classmate for no apparent reason. D. A student turns in a classmate for cheating and as evidence admits to having cheated himself. E. A student at a track meet intentionally trips one of her competitors.