
Figure 17.5
As the trees in England become less sooty due to pollution controls on factories, which of the moths in the accompanying figure will be selected against?
A. The dark moth on the dark tree
B. The light moth on the light tree
C. All of the light moths equally
D. The dark moth on the light tree
E. All of the dark moths equally
Answer: D
You might also like to view...
A black dog and a white dog mate and have a litter of gray puppies. Which pattern of inheritance does this situation illustrate?
a. Incomplete dominance b. Codominance c. A wild-type allele d. Multiple alleles
Intervertebral discs are made of
a. fibrocartilage. b. elastic cartilage. c. hyaline cartilage. d. tendon. e. ligament.
Speed
What will be an ideal response?
Select all accurate statements regarding introduced and invasive species.
A. A semelparous introduced species is less likely to become invasive than an iteroparous introduced species. B. Most populations of invasive species will be brought under control by natural enemies. C. Introduced species are brought to a new area purposefully, while invasive species arrive accidentally. D. Most introduced species will eventually become invasive species. E. Invasive species are often better competitors than the native species that overlap with their ecological niche.