Author Question: The fact that exposure to a teratogen during the period of the zygote often leads to a spontaneous ... (Read 172 times)

TVarnum

  • Hero Member
  • *****
  • Posts: 548
The fact that exposure to a teratogen during the period of the zygote often leads to a spontaneous abortion (miscarriage) while the same exposure during the period of the fetus can lead to minor defects of bodily structures or systems demonstrates that
 
  a. the impact of teratogens depends on the genotype of the organism
 b. the impact of teratogens changes the course of prenatal development
 c. different teratogens affect different aspects of prenatal development
 d. the impact of a teratogen depends on the amount, or dose, of the teratogen

Question 2

One reason why children might associate more with peers of their own sex is because they
 
  a. may be more likely to share similar play styles.
  b. see more same-sex friendships represented on children's television programs.
  c. are taught by their parents to show such a preference.
  d. have a biological preference for same-sex peers.



lou

  • Sr. Member
  • ****
  • Posts: 286
Answer to Question 1

b

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

The FDA recognizes 118 routes of administration.

For a complete list of videos, visit our video library