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Author Question: One difference between sperm cells and ova is that: ova carry an X chromosome, whereas sperm ... (Read 172 times)

burton19126

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on: Jun 22, 2018
One difference between sperm cells and ova is that:
 
  ova carry an X chromosome, whereas sperm carry either an X or a Y
  chromosome.
  ova carry two X chromosomes, whereas sperm carry two Y chromosomes.
  sperm carry more genetic material than ova do.
  sperm carry two X chromosomes, whereas ova carry an X and a Y
  chromosome.

Question 2

In the 23rd pair, a normal girl has:
 
  two X chromosomes.
  two Y chromosomes.
  one X and Y chromosome.
  one X chromosome.


jgranad15

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Reply #1 on: Jun 22, 2018
Answer to Question 1

ova carry an X chromosome, whereas sperm carry either an X or a Y

Answer to Question 2

two X chromosomes.


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