Unit 6: Animal Life Extras  Study Guide

Chapter 31 Reproduction and Development Flashcards  Self Quiz
  1. Some organisms exhibit , where one individual contains both male and female organs.
     
  2. Sex in mammals is determined by the presence of the gene on the chromosome.
     
  3. Animals evolved in the where fertilization usually occurs .
     
  4. Birds and mammals undergo fertilization and are homeotherms.
     
  5. In human males, sperm is produced in the in a process called .
     
  6. Female gametes develop in the in a process called . 
     
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