Author Question: What is a theory to explain why so many women experience morning sickness during pregnancy? a. ... (Read 63 times)

james0929

  • Hero Member
  • *****
  • Posts: 586
What is a theory to explain why so many women experience morning sickness during pregnancy?
 
  a. Because of the nausea associated with morning sickness, most women will avoid traveling, which thus reduces the risk of harming of the embryo.
  b. Morning sickness often forces women to rest more and take it easy, reserving more nourishment for the embryo.
  c. Morning sickness sends a strong signal to others that pregnant women need to be taken care of.
  d. Morning sickness may cause women to expel and avoid substances that may otherwise be toxic to the developing embryo.

Question 2

Identical twins are also known as ____.
 
  a. monozygotic twins c. unizygotic twins
  b. dizygotic twins d. symzygotic twins



rnehls

  • Sr. Member
  • ****
  • Posts: 313
Answer to Question 1

ANS: D

Answer to Question 2

ANS: A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

For a complete list of videos, visit our video library