This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: One epigenetic change that can affect the expression of a gene is methylation, which is a. the ... (Read 122 times)

Mimi

  • Hero Member
  • *****
  • Posts: 542
on: Jul 31, 2018
One epigenetic change that can affect the expression of a gene is methylation, which is
 
  a. the subtraction of an organic molecule from DNA
  b. the addition of an organic molecule to DNA
  c. the addition of RNA to DNA
  d. the effect of hormones on DNA

Question 2

In one animal study of the influence of genes on behavior, offspring of rats with genes for low stress reactivity were reared by unrelated mother rats with genes for high stress reactivity. This is an example of
 
  a. a survey study.
  b. a cross-fostering study.
  c. a longitudinal study.
  d. a comparative study.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tmlewis4706

  • Sr. Member
  • ****
  • Posts: 295
Reply #1 on: Jul 31, 2018
Answer to Question 1

b

Answer to Question 2

b


Mimi

  • Hero Member
  • *****
  • Posts: 542
Reply #2 on: Jul 31, 2018
Thank you!


tmlewis4706

  • Sr. Member
  • ****
  • Posts: 295
Reply #3 on: Jul 31, 2018
Always glad to help...


« previous next »
 

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Gene Expression Gene Expression
Rate of Residential Change, Past Year, in the United States Rate of Residential Change, Past Year, in the United States
Exon–intron structure of the ovalbumin gene in chickens Exon–intron structure of the ovalbumin gene in chickens
Recent Climate Change Recent Climate Change
For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ... For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ...
Conservation of organization and patterns of expression in Hox genes Conservation of organization and patterns of expression in Hox genes
Video: Basic rhythm - control centers in medulla oblongata, spirograph and normal tidal cycle

For a complete list of videos, visit our video library