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Author Question: Patsy and Terry are fraternal twins. This type of twinning results from __________. A) a zygote ... (Read 23 times)

swpotter12

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on: Jun 22, 2018
Patsy and Terry are fraternal twins. This type of twinning results from __________.
 
  A) a zygote that duplicates and separates into two clusters of cells
  B) the fertilization of one ovum by two Y-bearing sperm
  C) the release and fertilization of two ova
  D) the fertilization of one ovum by two X-bearing sperm

Question 2

In females, the twenty-third pair of chromosomes is called __________.
 
  A) an autosome
  B) dizygotic
  C) XX
  D) XY


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Jayson

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

Answer: C

Answer to Question 2

Answer: C


swpotter12

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

Laurenleakan

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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