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Author Question: Which of the following statements about sperm is correct? A) Sperm bearing the Y sex chromosome ... (Read 151 times)

geoffrey

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on: Jun 22, 2018
Which of the following statements about sperm is correct?
 
  A) Sperm bearing the Y sex chromosome are faster swimmers.
  B) Sperm bearing the X sex chromosome are faster swimmers.
  C) Sperm bearing the X and the Y sex chromosomes are equally fast swimmers.
  D) Sperm do not swim, they crawl.

Question 2

Ray has a chromosomal abnormality, caused by an extra chromosome on the 21st pair. This
  abnormality has retarded Ray's mental growth and is called
 
  A) Down syndrome.
  B) Klinefelter's syndrome.
  C) XYY syndrome.
  D) FSH.


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SAUXC

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

A

Answer to Question 2

A


geoffrey

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Reply 2 on: Jun 22, 2018
Wow, this really help

parshano

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Reply 3 on: Yesterday
Excellent

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