hemoglobin?
a. It is a protein.
b. It contains iron.
c. It has the same function in mollusks,
annelids, and some crustaceans as it has in
humans.
d. Clams, like humans, carry hemoglobin in
red blood cells.
e. It is comparable in function to hemocyanin
D
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The same basic array of bones is modified to give rise to the wing of a bat and the fin of a porpoise. Such anatomical structures are called:
A. uniform. B. inherited. C. homologous. D. analogous. E. evolutionary modifications.
. Bone and soft tissue growth in the young is driven by ____
a. ACTH b. prolactin c. oxytocin d. growth hormone e. FSH
Which of the following components of the cell membrane is responsible for active transport?
a. Phospholipid b. Protein c. Lipid d. Phosphate e. Cholesterol
Which of the following chemical substances contributes to the unique characteristics of acid-fast bacteria?
A) N-acetylglucosamine B) peptidoglycan C) lipoteichoic acid D) endotoxin E) mycolic acid