Question 1
In a healthy male, how many sperm cells would be expected to be formed from (a) 400 primary spermatocytes? (b) 400 secondary spermatocytes?
◦ (a) 800; (b) 800
◦ (a) 100; (b) 800
◦ (a) 1600; (b) 800
◦ (a) 400; (b) 400
◦ (a) 1600; (b) 1600
Question 2
Electron microscopy of metaphase chromosomes demonstrated various degrees of coiling. What was the name of the model that depicted this process?
◦ double-stranded
◦ condensation
◦ folded-fiber
◦ packing
◦ chromatid folding