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Author Question: The true moment of fertilization occurs when what happens? 1. Cortical reaction occurs 2. Nuclei ... (Read 128 times)

Evvie72

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on: Jun 27, 2018
The true moment of fertilization occurs when what happens?
 
  1. Cortical reaction occurs
  2. Nuclei unite
  3. Spermatozoa propel themselves up the female tract
  4. Sperm surrounding the ovum release their enzymes

Question 2

When is breastfeeding contraindicated?
 
  1. Infant has hypertension
  2. Mother has a history of treated tuberculosis
  3. Mother is HIV positive or has AIDS
  4. Mother has a history of treated herpes


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AngeliqueG

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Reply #1 on: Jun 27, 2018
Answer to Question 1

2
Explanation: 2. The true moment of fertilization occurs as the nuclei unite. Their individual nuclear membranes disappear, and their chromosomes pair up to produce the diploid zygote.

Answer to Question 2

3
Explanation: 3. Breastfeeding is contraindicated when the mother is HIV positive or has AIDS and is counseled against breastfeeding.


Evvie72

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Reply 2 on: Jun 27, 2018
Great answer, keep it coming :)

cici

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Reply 3 on: Yesterday
Excellent

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