Refer to the accompanying figure. An important adaptation for all primates resulting from the structure labeled as A is:



a. knuckle walking.

b. bipedal locomotion.

c. clinging to branches of trees.

d. increased diversity in the diet.

e. improved social interactions.


c

Biology & Microbiology

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Which structure is responsible for keeping the fetus from slipping out of the uterus prematurely?

a. cervix b. vagina c. endometrium d. placenta e. umbilical cord

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HIV’s primary genetic instructions are in the form of ____

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