Genetics and Prenatal Development

Watch the video Genetics and Prenatal Development respond to the following questions in your notebook while watching.

  • What is a gamete?
  • What is the name of the male gamete?
  • What is the name of the female gamete?
  • What is a zygote?
  • What is the germinal stage?
  • What is the embryonic stage?  What happens during this time?
  • What is the fetal stage?  What happens during this time?
  • What are monozygotic twins?
  •  What are dizygotic twins?  What is another name for dizygotic twins?
  • How many chromosomes do humans have?  How did we get our chromosomes?  Which parent determines the gender of the child?
  • What are the sex chromosomes for a male?
  • What are the sex chromosomes for a female?
  • What is a genotype?
  • What is a phenotype?
  • What do the terms dominant and recessive mean in terms of genetics?
  • What is an allele?
  • Describe polygenetic traits.
  • Describe co-dominant traits.
  • What are teratogens?
  • Why is folic acid beneficial?
  • What is infertility?  What are common causes of infertility in males?  What are common causes of infertility in females?  What are options for couples experiencing infertility?

Here is a direct link to the video: Smart Pearson Player (pearsoncmg.com)