Biology: The Unity and Diversity of Life (14th Edition)

Published by Brooks/Cole Publishing Co.
ISBN 10: 1305073959
ISBN 13: 978-1-30507-395-1

Chapter 12 - Self-Quiz - Page 198: 4


d. all of the above

Work Step by Step

Meiosis is necessary for sexual reproduction because it halves the chromosome number; this process forms the sex cells called gametes from germ cells, the only cells in the body capable of meiosis. Because each gamete contains only half the number of chromosomes as a regular body cell, something has to be done to return the chromosome number to its original diploid condition. By uniting male and female gametes to form a new cell, fertilization occurs, and the chromosome number is restored.
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