Bio 117 Final Review (clicker questions
and quiz questions)
______ break(s) dormancy in seeds and buds - correct answer-gibberellins
An experiment is conducted in which the statoliths in a root cap are replaced with magnetic
iron filings. A magnet is then held along the side of the root as the root grows. What results
would support the "statolith hypothesis" of gravitropism? - correct answer-The root grows
toward the magnet.
Antigens are ___________, whereas antibodies are _____________. - correct
answer-present on the foreign molecule; produced in response to a specific foreign molecule
Apical dominance is plants is maintained through which hormones? - correct answer-auxins
By lopping off the top of a tree, it will be come shrubby since you interrupted the production
of - correct answer-Auxins
During an allergic reaction, mast cells release _________ - correct answer-histamines
If you wanted to quickly germinate some seeds you found, you would use... - correct
answer-gibberellins
If you wanted to ripen some the fruit, you would need - correct answer-ethylene
Inflammation is the result of the ________ immune response to infection - correct
answer-innate
Neurons connected by gap junctions ________. Multiple answers can be selected. - correct
answer-have a direct cytoplasmic connection
allow for the action potential to continue uninterrupted from one cell to the next
Neurons recieve signals in their [x] and send signals from their [y] - correct answer-dendrites,
axon terminals
Placing a banana in paper bag will concentrate the _______ - correct answer-ethylene
Q: Which of the following is an example of an antibody action? Antibodies can _____. -
correct answer-coat the surface of a microbe, facilitating
engulfment and destruction by phagocytes
B) block bacterial toxins and prevent
attachment of viruses to body cells
C) crosslink pathogens to one another, facilitating engulfment and destruction by phagocytes
D) initiate the complement system to punch holes in the plasma membranes of pathogens
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