During in utero (fetal) development of the ovary, which of these occurs?
A. Cell division of primary oogonia results in the production of 2 to 4 million primary oocytes, which are present at birth.
B. A single primary oogonium remains dormant, which then undergoes rapid mitosis after birth.
C. Cell division of primary oogonia, which all complete both meiotic divisions before birth.
D. The mitotic division of primary and secondary oocytes produces cells with 23 chromosomes each.
E. Cell division of primary oogonia, which all complete the first meiotic division before birth.
Answer: A
You might also like to view...
Which is not a feature of the ulna?
A. Trochlear notch B. Ulnar notch C. Coronoid process D. Head E. Styloid process
The estrus cycle of a ewe lasts about _________ hours
Fill in the blank(s) with correct word
The disorder characterized by a pathological fear of gaining weight and a distorted body image is ____________________
Fill in the blank(s) with correct word
Home pregnancy tests check for a hormone in the female's urine called ________.
A) nervous system B) immune system C) endocrine system D) integumentary system E) muscular system