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Author Question: What happens to nuclear chromatin at mitosis? a. Opens b. Condenses c. Disappears d. ... (Read 121 times)

WhattoUnderstand

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on: Jun 25, 2018
What happens to nuclear chromatin at mitosis?
 
  a. Opens
  b. Condenses
  c. Disappears
  d. Develops nucleoli

Question 2

The congenital gain or loss of an entire chromosome in a developing fetus usually results in what type of clinical condition?
 
  a. Sexual ambiguity
  b. Myeloid leukemia
  c. Mental retardation
  d. Usually incompatibility with life


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pangili4

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Reply #1 on: Jun 25, 2018
Answer to Question 1

ANS: B
Nuclear chromatin condenses approximately 10,000-fold at mitosis; this results in the formation of chromosomes.

Answer to Question 2

ANS: D
The congenital gain or loss of an entire chromosome other than sex is usually incompatible with life and ends in a first-trimester spontaneous abortion.


WhattoUnderstand

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Reply 2 on: Jun 25, 2018
Thanks for the timely response, appreciate it

scikid

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Reply 3 on: Yesterday
Excellent

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