Mammals nourish their embryos by means of a ____.
A) placenta
B) uterus
C) yolk sac
D) blastocyst
E) amnion
Correct Answer:
Verified
Q8: Sexually reproducing animals that can produce both
Q9: Which recent technology has allowed women the
Q9: From which germ layer(s)do(es)the stomach arise?
A)ectoderm only
B)endoderm
Q10: Why are women given hormones prior to
Q10: A sexually reproducing animal that can produce
Q12: A sexually reproducing animal that can fertilize
Q12: Gastrulation producesa(n)_.
A)hollow balls of cells
B)embryo with germ
Q13: Shortly after fertilization, successive cell divisions convert
Q15: Select the correct sequence of animal developmental
Q17: The first cell of a new individual
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