In cocker spaniels, black coat color (B) is dominant over red (b), and solid color (S) is dominant over
spotted (s). If Bb Ss were crossed with Bb ss, the chance that a black, solid individual would be
produced is
a. 3/16.
b. 1/3.
c. 9/16.
d. 3/8.
e. 1/16.
D
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What would happen if a transposon were to integrate into the replication origin of the bacterial genome?
A) The transposon would be replicated with the genome. B) The transposon would "jump" immediately to another location. C) The transposon would inactivate the replication origin, so no DNA replication would be possible. D) The transposon would express its genes constitutively.
Four of the five answers listed below are characteristics of the tropical rain forest. Select the exception
a. vines and epiphytes b. great diversity c. structurally complex d. nutrient poor soil e. large herds of herbivores
If black fur color is controlled by a dominant allele (B) and brown by its recessive allele (b), give the
genotypes of the parents and offspring of a cross of a black male with a brown female that produces 1/2 black offspring and 1/2 brown offspring. What will be an ideal response?
What characteristics allowed reptiles to become completely terrestrial?
What will be an ideal response?