Which group of organisms is primarily monogamous?
a. Crayfish
b. Mammals
c. Reptiles
d. Birds
e. Fish
d
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Some membrane proteins are involved in bioenergetic reactions, while others are involved in membrane transport
Indicate whether the statement is true or false.
Dense mineralized bone tissue that forms the walls of the shafts of long bones is known as:
A. condensed bone. B. spongy bone. C. compact bone. D. trabeculae.
Isomers are two or more molecules with ____ chemical formula and ____ molecular structures
a. a different; different b. the same; different c. a different; the same d. the same; the same e. a structural; theoretical
In animals with a brain, the two major divisions of the nervous system are the ____
a. autonomic and peripheral nervous systems b. central and peripheral nervous systems c. brain and spinal cord d. nerves from the brain and the peripheral nervous system e. cranial and spinal nerves