Download ch._07-08_questions

Work on the following questions this period. If not finished
today, they are to be completed for homework this weekend.
 List some differences between sexual reproduction and asexual
reproduction.
 What is conjugation?
 Give a description of hermaphrodites along with examples.
 Define aphids and zygotes.
 What is the chromosome combination for men and women? (X
and Y)
 How do reproductive cells divide?
 List the differences between reproductive cells and somatic
cells. Give examples for each.
What are the difference between internal fertilization and
external fertilization.
Explain how meiosis works and list differences between
meiosis and mitosis.
 What are homologous chromosomes?
 What is nondisjunction? Give examples of nondisjunction
disorders.
 Describe the differences between and embryo and a fetus.
 Describe spores, seeds, eggs, marsupial mammals and placental
mammals. Give an example for each.
 What is conception? What part of the sperm penetrates the egg
and what happens to the rest?
 Give details of the three trimesters of embryo-fetus
development.
 Define amniocentesis (don’t forget to describe its function),
umbilical cord and placenta.
 Define dominant, recessive, homologous chromosomes,
heterozygous, genes and homozygous.