BIOL 351/ BIOL351 Module 2: (Latest
2026/ 2027 Update) 100% Verified
Questions & correct Answers | Grade A
You have a newborn with severe congenital birth defects. You do a karyotype analysis and the
result is above. What is your analysis of this test?
Meiotic nondisjunction has occurred, there is an extra chromosome.
Which of the following best answers: What is the outcome of mammalian meiosis?
It depends on the sex of the germ cell.
Which of the following is a characteristic part of meiosis?
Synapsis
What type of cells will undergo meiosis?
diploid germ cells
A 25 year-old man visits a urologist to investigate why he is unable to have children. Semen
analysis revealed round nonmotile sperm with a DNA content at n. The patient's infertility is
most likely due to a functional defect in which of the following?
Spermiogenesis
, BIOL 351/ BIOL351 Module 2: (Latest
2026/ 2027 Update) 100% Verified
Questions & correct Answers | Grade A
A young man was given a chemotherapy drug that caused Sertoli cells to die. Which of the
following is most likely to result?
Loss of all spermatic cells
Which of the following is the end result of spermatogenesis?
Haploid round spermatid
What is the outcome of female mammalian meiosis?
One haploid germ cell and one to two polar bodies
In the ovary, oocytes are held at diplotene of meiosis I at birth. How is the diplotene block
released?
Progesterone activates c-Mos, which phosphorylates maturation promotion factor (MPF).
When do mammalian oocytes complete meiosis?
after fertilization
Follicle stimulating hormone (FSH) stimulate the ____________ to _____________ and secrete
_____________. Fill in the blanks.
Granulosa cells, proliferate, estrogen
2026/ 2027 Update) 100% Verified
Questions & correct Answers | Grade A
You have a newborn with severe congenital birth defects. You do a karyotype analysis and the
result is above. What is your analysis of this test?
Meiotic nondisjunction has occurred, there is an extra chromosome.
Which of the following best answers: What is the outcome of mammalian meiosis?
It depends on the sex of the germ cell.
Which of the following is a characteristic part of meiosis?
Synapsis
What type of cells will undergo meiosis?
diploid germ cells
A 25 year-old man visits a urologist to investigate why he is unable to have children. Semen
analysis revealed round nonmotile sperm with a DNA content at n. The patient's infertility is
most likely due to a functional defect in which of the following?
Spermiogenesis
, BIOL 351/ BIOL351 Module 2: (Latest
2026/ 2027 Update) 100% Verified
Questions & correct Answers | Grade A
A young man was given a chemotherapy drug that caused Sertoli cells to die. Which of the
following is most likely to result?
Loss of all spermatic cells
Which of the following is the end result of spermatogenesis?
Haploid round spermatid
What is the outcome of female mammalian meiosis?
One haploid germ cell and one to two polar bodies
In the ovary, oocytes are held at diplotene of meiosis I at birth. How is the diplotene block
released?
Progesterone activates c-Mos, which phosphorylates maturation promotion factor (MPF).
When do mammalian oocytes complete meiosis?
after fertilization
Follicle stimulating hormone (FSH) stimulate the ____________ to _____________ and secrete
_____________. Fill in the blanks.
Granulosa cells, proliferate, estrogen
