Mastication is the process of chewing food
<span>Cell division has two checkpoints namely, G1
checkpoint and spindle assembly checkpoint. The checkpoint which determines if
division has properly occurred is the G1 checkpoint. At this point, is a damage
in the DNA is detected or the has not reach the optimum size, the cell is
stopped in G1 and is not allowed to proceed to further process.</span>
Answer:
D. Pangaea
Explanation:
He called this movement a continental drift. Wegener was convinced that all of Earth's continents were once part of an enormous, single landmass called Pangaea. Wegener, trained as an astronomer, used biology, botany, and geology to describe Pangaea and continental drift.
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A. 3.5 grams per cubic centimeter is <span>the density of the outer core</span> because it floats.
mitochondria that is the answer ncjjjjdfbfbvgbakjnfnfmm