The product of meiosis II during spermatogenesis is the ____
a. sperm
b. spermatid
c. primary spermatocyte
d. secondary spermatocyte
e. spermatogonium
ANSWER: b
You might also like to view...
Which of the following is not a region of the vertebral column?
a. sacral region b. thoracic region c. cervical region d. coccygeal region e. cranial region
What plant group includes almost all modern crop plants?
A) gymnosperms B) annual plants C) dicots D) legumes
Which statement is NOT correct about the sporophyte generation in gymnosperms?
a) It is the diploid generation. b) They are homosporous. c) It contains vascular tissue. d) They produce winged naked seeds. e) It is the dominant generation.
In 1940, two researchers named Weiner and Landsteiner discovered that about 85 percent of the human population sampled possessed a blood cell protein that had been previously detected in Rhesus monkeys. This blood type was labeled Rh positive, and Rh+ was found to be dominant over the absence of the blood factor (Rh-). Under normal Mendelian inheritance, which of the following statements is FALSE?
A. An Rh- child would require that both parents be carriers of at least one Rh- gene. B. Two Rh- parents could have an Rh+ child. C. It is possible with just one pair of parents to have children where some siblings are Rh- and some are Rh+. D. Two Rh+ parents could have an Rh- child. E. All of the choices are false.