What are the predicted phenotypes of the male children from the union of a woman who is
heterozygous for hemophilia and a man who has normal blood clotting characteristics? (Use the
Punnett square to verify your answer.)
a. all normal
b. 3 normal : 1 hemophilia
c. 1 hemophilia : 1 normal
d. 1 hemophilia : 3 normal
e. all hemophiliacs
C
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In monoecious species of plants, plants that have separate "male" and "female" flowers both on the same plant,
applications of gibberellin ____.
a. cause all flowers formed to be "female" b. encourage proportionally more "male" flowers to develop c. cause all flowers formed to actually be both "male" and "female" d. cause all flowers formed to be "male" e. encourage proportionally more "female" flowers to develop
Four of the five processes below are agents of microevolutionary change. Select the exception
a. mutation b. genetic drift c. natural selection d. random mating e. gene flow
Genetically modified organisms include ________.
A. plants B. bacteria C. nonhuman animals D. viruses E. All of the above have been genetically modified.
A bacterium undergoes four rounds of replication. How many cells would result, and how many of
those cells would still have part of an original DNA strand from the starting bacterium ? What will be an ideal response?