What is the purpose of the cilia and flagella of cells?
a. They generate the cell’s metabolism.
b. They provide movement for the cell.
c. They help maintain homeostasis.
d. They generate cell signaling.
e. They contract muscles.
b
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Sports physiologists at an Olympic training center wanted to monitor athletes to determine at what point their muscles were functioning anaerobically. They could do this by checking for the buildup of which molecule?
A. ATP B. carbon dioxide C. ADP D. oxygen E. lactate
Two genes that are located far from each other on the same chromosome will show a higher frequency of recombination than two genes that are close together on the chromosome
Indicate whether the statement is true or false
A gelatinous seaweed that grows in shallow, cold water and undergoes heteromorphic alternation of generations is most probably what type of alga?
A) red B) green C) brown D) yellow
Amy just gave birth by cesarean section to a beautiful baby girl. All through her pregnancy, her mammary glands enlarged to prepare for milk production. However, in the day or two following the birth of her baby, Amy cannot eject a drop of the milk that
is so obviously present in her breasts. What hormone is probably missing? A) progesterone B) prolactin C) oxytocin D) estrogen