Parabronchi are characteristic of:
a. insects.
b. spiders.
c. mollusks.
d. birds.
e. mammals.
D
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Which of the following represents the sex chromosomes of a typical human female?
A. XY B. XXX C. XO D. XX
The total magnification using a 10 ocular and a 100 objective would be (110/1000/10000)×. (Be sure your answer is a numeral.)
What will be an ideal response?
What is the most likely explanation of how 14 genes for globins, each specialized in their function (i.e., hemoglobin, myoglobin), arose in the genome of animals?
A. misaligned crossover B. gene deletion C. gene mutation D. misaligned crossover and gene mutation E. misaligned crossover and gene deletion
Galagos, lemurs, and lorises are the living members of which of the following mammalian lineages?
a. Strepsirhini b. monotremes c. Rodentia d. Haplorhini e. marsupials