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Author Question: Which of the following helps to explain why a great percentage of males are conceived than females? ... (Read 50 times)

cnetterville

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on: Jun 22, 2018
Which of the following helps to explain why a great percentage of males are conceived than females?
 
  a. Y-carrying sperm are more resistant to the acidity of the female reproductive tract.
  b. X-carrying sperm reach ova faster than do Y-carrying sperm.
  c. Y-carrying sperm swim faster than Y-carrying sperm.
  d. X-carrying sperm are smaller than Y-carrying sperm.

Question 2

A father's genes determine the sex of an offspring because
 
  a. the mother contributes only Y chromosomes.
  b. the mother's chromosomes have no sex cells.
  c. the father can contribute an X and or a Y chromosome.
  d. the father's chromosomes are dominant.


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ambernicolefink

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

C

Answer to Question 2

C


cnetterville

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Reply 2 on: Jun 22, 2018
:D TYSM

chereeb

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Reply 3 on: Yesterday
Gracias!

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