Biological Sexual Development | |
Learning ObjectivesAfter completing this chapter, you should be able to:
Describe genes and chromosomes. |
Contrast mitosis and meiosis. |
Contrast zygote, embryo, and fetus. |
Describe X and Y chromosomes and explain the genetic determination of the sex of a person. |
Explain how any change in the current ratio of males to females could have major social effects. |
Explain the outcome of various sex chromosome abnormalities. |
Contrast organizing versus activating effects of hormones. |
Explain how an undifferentiated embryo develops into a female or a male. |
Explain the concept of homologous sex organs and cite several examples. |
Explain some ways that a person's apparent sex might differ from his or her genetic sex. |
Explain why the traditional approaches to treating infants born with ambiguous sex organs are being reconsidered. |
Explain prenatal sexual development of the fetal brain. |
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