Human development ____
a. is complete at birth
b. begins at puberty
c. is complete at puberty
d. occurs only during adult life
e. begins at conception
ANSWER: e
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The term "virus" is derived from the Latin word that means:
A. cancer. B. disease. C. poison. D. death. E. infectious.
Explain the components of an ATP molecule.
What will be an ideal response?
In fruit flies, long wing (L) is dominant, vestigial wing (l) is recessive, gray body (G) is dominant, ebony body (g) is recessive. Two fruit flies were mated that were long-winged with gray bodies. The genotype of these two parental flies is LlGg ´ LlGg. What proportion of the offspring flies would have long wings and gray bodies?
A. All offspring would be long-winged with gray bodies. B. Nine-sixteenths of the offspring would be long-winged with gray bodies. C. Three-fourths of the offspring would be long-winged with gray bodies. D. Seven-sixteenths of the offspring would be long-winged with gray bodies.
Competence means that a plant is ________, while determination means that a plant tissue ________. The acquisition of flowering competence is an example of a ________.
A. unresponsive to signals that trigger a fate change; is committed to a specific developmental fate; fate change B. in the process of responding to signals that trigger a fate change; was driven to adopt an abnormal developmental fate by transgene expression; flowerization C. capable of responding to signals that trigger a fate change; remains capable of adopting more than one possible developmental fate; phaseolus D. capable of responding to signals that trigger a fate change; is committed to a specific developmental fate; phase change