Which of these characteristics does not promote outcrossing in flowering plants?
A. self-incompatibility
B. dioecism
C. monoecism
D. physical separation of flower parts
E. apomixis
E. apomixis
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In animal eggs, once fertilization occurs, ________ are the second messengers that trigger egg activation.
Fill in the blank(s) with the appropriate word(s).
The chemical bond energy in which of the following
molecules is a consequence of the second law of thermodynamics? a. fats b. glucose c. proteins d. ATP e. all of these
Enzymes aid in metabolism by ____
a. changing the DG of the reaction b. adding additional reactants to the system c. slowing the rate of some reactions and increasing the rate of other reactions d. stabilizing the transition state e. removing unused reactants from the system
An envelope is acquired during which of the following steps?
A) penetration B) adsorption C) uncoating D) biosynthesis E) release