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Author Question: What is the total number of chromosomes contained in a mature sperm or ovum? a. 22 b. 23 c. 44 ... (Read 71 times)

tingc95

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on: Jun 28, 2018
What is the total number of chromosomes contained in a mature sperm or ovum?
 
  a. 22
  b. 23
  c. 44
  d. 46

Question 2

A pregnant woman states, My husband hopes I will give him a boy because we have three girls. What will the nurse explain to this woman?
 
  a. The sex chromosome of the fertilized ovum determines the gender of the child.
  b. When the sperm and ovum are united, there is a 75 chance the child will be a girl.
  c. When the pH of the female reproductive tract is acidic, the child will be a girl.
  d. If a sperm carrying a Y chromosome fertilizes an ovum, then a boy is produced.


Eazy416

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Reply #1 on: Jun 28, 2018
Answer to Question 1

ANS: B
Gametes (sex chromosomes) contain 23 chromosomes.

Answer to Question 2

ANS: D
When a Y-bearing sperm fertilizes an ovum, a male child is produced.


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