Which statement is true about the cell theory? (5 points) a
It is tested only once.

b
It is based on a random guess.

c
It is based on experimentation.

d
It is a claim posed by some scientists.

According to harry harlow’s experiment what behavior did the baby monkeys exhibit when the cloth mother was present? a. they cowered in the corner of the room. b. they were willing to explore the room. c. they sought refuge with the wire mother. d. he behaved aggressively toward the cloth mother.

Results from damage to tiny air sacs in the lungs

Which is not an effect of aging? secondary sex characteristics appear bones shrink and become more brittle skin becomes drier and less elastic hearing and vision become less sharp