Describe critical periods.
What will be an ideal response?
Ans: The most critical periods occur in the first trimester (13-14 wks). Nutrient deficiencies, toxins, etc. can cause mental/physical abnormalities or spontaneous abortion (miscarriage), about 50+% of all pregnancies end this way-often before mom knows she's pregnant.
You might also like to view...
One of the physical symptoms of anorexia nervosa (AN) is _____
A) heavy menstruation B) high blood pressure C) intolerance to cold D) significant gain of body fat
What is the role of cholesterol in plasma membrane structure?
A) ?to produce bile B) ?to regulate fluidity and permeability C) ?to reduce stability D) ?to produce hormones
Villi are s-designed to increase the absorptive surface area of the small?
Indicate whether the statement is true or false
The building blocks of organic material include carbon, hydrogen, and oxygen plus
a. chromium, manganese, and iron. b. nitrogen, phosphorus, and sulfur. c. copper, zinc, molybdenum, and selenium. d. magnesium, potassium, and calcium.