The evolution of horses is best characterized as ____
a. a linear sequence of intermediate forms leading to modern horses
b. an example of evolutionary convergence
c. poorly documented and speculative
d. a gradual increase in body size
e. a complex branched history with many extinct lineages
ANSWER: e
You might also like to view...
A round bacterial cell is called ________
a. columnar b. bacillus c. coccus d. cuboidal e. spirillum
In the figure above, which number identifies the location where the Organ of Corti might be found?
a. 2 b. 4 c. 6 d. 8 e. 10
A monophyletic group has how many common ancestors?
a. one b. two
c. three d. many e. it is variable
Select the correct statement regarding the human female reproductive system.
A. The Fallopian tubes transport ova from the ovary to the uterus. B. The uterus is lined with granulosa cells. C. The ovarian fimbria is the functional unit of the ovary. D. The granulosa cells secrete testosterone, which triggers menarche. E. The cervix contains corpora cavernosa tissue, which is a type of erectile tissue.