Throughout childhood, primary oocytes are arrested in
A. prophase I.
B. anaphase I.
C. prophase II.
D. metaphase II.
E. metaphase I.
A
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Which of the following follicular stages is the last to appear?
A. Graafian follicle B. Primary follicle C. Corpus albicans D. Mature follicle E. Corpus luteum
What do fibroblasts contribute to bone repair?
A) Fibroblasts form new collagen fibers to bridge the gap between bone fragments. B) Fibroblasts secrete hyaline cartilage to form a soft callus. C) Fibroblasts direct the transition from primary bone to secondary bone. D) Fibroblasts form the hematoma that involves a mass of blood cells.
The testes produce
A) LH. B) progesterone. C) testosterone. D) estrogen. E) FSH.
The correct order of phases of the mitosis is ________
A) prophase, interphase, metaphase, anaphase, telophase B) prophase, anaphase, telophase, metaphase C) metaphase, anaphase, prophase, telophase D) telophase, metaphase, anaphase, prophase E) prophase, metaphase, anaphase, telophase