Because the majority of cell differentiation occurs during the EMBRYONIC phase, .................. The embryonic stage of pregnancy is the period after implantation during which all the important organs and structures in the growing fetus is formed. Tetratogens are factors that caused malformation of embryo. Exposure to tetratogens during embryonic stage cause most destructive damages.
Hey there!
Pluto crossed Neptune's orbit. However, their paths do not actually cross, they just swap positions.
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~Autumly
They are a very good example of mutualism in which each species benefits. Please mark Brainliest!!!
Answer:
A: gene flow
Explanation:
I can not really explain it i just have this hunch let me know.
