Which of thfollowing is correct regarding thrisks of a pregnancy with morthan onembryo?
A) increased risk of miscarriage
B) increased risk of premature birth
C) increased risk of stillbirth
D) all of these
E) none of these
Correct Answer:
Verified
Q1: Select thcorrect sequencof animal developmental events.
A)fertilization >>>
Q2: Fraternal twins armorcommon among women of
A)African descent.
B)Caucasian
Q3: Although thgenetic contributions of egg anspernuclei arequal,
Q4: Thgerlayers arformein which of thfollowing stages?
A)cleavage
B)meiosis
C)gastrula
D)zygote
E)blastula
Q5: Thheart, muscles, bones, anbloodevelop from
A)ectoderm.
B)mesoderm.
C)endoderm.
D)the placenta.
E)other germ
Q7: Which embryonic tissuis INCORRECTLY associatewith its derivative?
A)skin
Q8: Thprocess of cleavagmost commonly produces a
A)zygote.
B)blastula
C)gastrula
D)zygote
E)layer of
Q9: Muscles differentiatfrowhich tissue?
A)ectoderm
B)endoderm
C)mesoderm
D)gastroderm
E)all of these
Q10: Gastrulation produces
A)hollow balls of cells.
B)embryos with germ
Q11: After fertilization, which stagin reproduction andevelopment occurs
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