If species are competing for the same resource, natural selection will lead to ________.
A. polyploid individuals
B. hybrids
C. prezygotic isolating mechanisms
D. character displacement
Answer: D
You might also like to view...
Horses are large herbivores that lack the four-chambered stomach of foregut fermenters like cows. You would therefore expect the equine (horse) gut to have an enlarged _____ relative to omnivores of similar size
A. stomach B. small intestine C. liver D. pancreas E. cecum
The central column of conductive tissue in the root system is known as a(n) ________
a. vascular cylinder b. endodermis c. epidermis d. root cortex e. pericycle
At what point in development do the organs begin to form?
a. immediately after fertilization b. during cleavage c. immediately after cleavage d. during gastrulation e. after gastrulation
Compare and contrast the lactose operon with the tryptophan operon
What will be an ideal response?