Animal phyla are primarily defined according to . 1 point
a. a species diet.
b. patterns of embryologic development and adult body plans.
c. type of reproduction.
d. homeostasis

Environmental differences within ecosystems are generally caused by

The chromosomal structure that limits the number of cell divisions of a cell is the the chromosomal structure that limits the number of cell divisions of a cell is the kinetochore telomere histones centromere

The third stage of cellular respiration is (2 points)