Increases its size after it frees itself from the zona pellucida. _____
A) Human chorionic gonadotropin
B) Zygote
C) Chorion
D) Morula
E) Folic acid
F) Fertilization
G) Blastocyst
H) Parturition
I) Cleavage
J) Ovulation
K) Placenta
L) Implantation
Answer: G) Blastocyst
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Repair of an apurinic or apyrimidinic site in DNA by AP endonuclease must be completed by the action of
A. DNA polymerase I. B. RecA protein. C. UvrABC endonuclease. D. None of the choices are correct.
A pouchlike weak spot in an artery is known as a(n)
a. aneurysm. b. varicosity. c. plaque. d. herniation. e. hemangioma.
Deserts typically form at ____ latitude where ____.
A. 30 degrees; cool dry air descends B. 60 degrees; warm dry air descends C. 0 degrees; there is intense sunlight D. 60 degrees; warm dry air ascends E. 75 degrees; rising air picks up moisture
Which of the following statements about the fundamental and realized niche are true? (Check all that apply.)A) A species' realized niche could be the same size as its fundamental niche.B) A species' realized niche could be smaller than its fundamental niche.C) A species' fundamental niche can be smaller than its realized niche.D) The extent of the realized niche is determined, in part, by interspecific competition.E) The extent of the fundamental niche is determined, in part, by conditions of the physical environment.
What will be an ideal response?