Biology, 22.12.2020 17:20, solikhalifeoy3j1r
Genetics and the environment both play roles in cell differentiation. Which is the BEST example of an environmental factor influencing cell differentiation?
A. The terminal bud on a runner of a strawberry plant begins growing roots when it contacts the ground.
B. The cells of a chicken embryo divide to form three layers: the ectoderm, mesoderm, and endoderm.
C. During meiosis, a single cell divides to form four gametes with half the number of chromosomes that somatic cells have.
D. Cambium cells in the trunk of an apple tree form rings of xylem and phloem annually.
Answers: 3
Biology, 22.06.2019 14:20, Blahdjwj108
Which feature would you expect to find in a population in which sexual selection depends on male competition?
Answers: 1
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