Answer:
B. Gravitropism
Explanation:
I think because gravity makes the roots go down???
The answer is cervix. It is cylindrical in shape and found
at the base of the uterus and where the
vagina begins. It is 2 – 3 cm long. The cervix enlargens during pregnancy to
allow the passage of the fetus during childbirth.
It is also a conduit for sperm from the vagina to the uterus as they swim
upstream to fertilize the egg.
Weathering<span> and erosion are two </span>forces<span>that are constantly acting to reshape the land. hope it helps :)</span>
Building blocks of cell membranes, insulation, cell communication, energy storage, protection