Research supports the idea that vegetarians may actually be healthier than meat eaters. ...

Research supports the idea that vegetarians may actually be healthier than meat eaters.
 
 
 
 
  Indicate whether the statement is true or false

Q. 2

DNA methylation _____.
 a. modifies gene function in the fetus during late pregnancy
  b. activates gene expression
 c. is an abnormal part of development
 d. is needed for cellular differentiation
 e. is unaffected by nutritional intake

Q. 3

Vegans must carefully combine their plant protein foods in order to obtain the full array of essential amino acids.
 
 
  Indicate whether the statement is true or false

Q. 4

The development of facial and heart defects in the fetus has been linked to _____ in the mother.
 a. excessive vitamin A intake
  b. iron deficiency
 c. high blood levels of lead
 d. obesity
 e. folate deficiency

Q. 5

The DRI committee that reviewed the safety of amino acid supplements was unable to set Tolerable Upper Intake Levels for safe supplement use.
 
 
  Indicate whether the statement is true or false

Q. 6

The fertilized egg is called an embryo from _____.
 a. conception until birth
 b. conception through 8 weeks
  c. conception through 4 months
  d. 8 weeks until birth
 e. 9 months until birth

Q. 7

Which of the following high-fat foods would be the least heart-healthy to consume daily?
 
 a. avocados
  b. walnuts
  c. potato chips
  d. canned tuna

Q. 8

In men who drink 5-25 alcoholic drinks per week, _____.
 a. total sperm count increases
 b. testosterone levels decrease
 c. sperm concentration increases
 d. the percent of sperm with normal shape decreases
  e. there is no effect on fertility