Is the ganglia in the PNS or CNS

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?