Campbell Biology (11th Edition)

Published by Pearson
ISBN 10: 0-13409-341-0
ISBN 13: 978-0-13409-341-3

Chapter 13 - Test Your Understanding - Level 1 - Knowledge/Comprehension - Page 268: 1


A. A sperm.

Work Step by Step

The Y chromosome marks the cell out as a male gamete, a sperm. A sperm may carry either an X or Y chromosome, but a human egg will always only carry an X chromosome.
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