What metabolic process occurs during the first 2 - 3 hours of fasting?
a. Fat cells are depleted of their nutrient components.
b. Muscle tissue is broken down quickly.
c. Glucose is taken from the liver and fatty acids are taken from the adipose tissue.
d. Amino acids are taken from muscle tissue.
e. Glucose is taken from the adipose tissue.
Answer: c. Glucose is taken from the liver and fatty acids are taken from the adipose tissue.
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Vitamin A deficiency is a severe public health concern in developing nations, often resulting in
blindness and death due to infection. Indicate whether the statement is true or false
Why is lime added to corn when making cornmeal? Explain the process.
What will be an ideal response?
Which of the following is a feature of weight gain and genetics?
a. Obese people can change their genome but not their epigenome. b. Exercise has little, if any, effect on the genetic influence on weight gain. c. Identical twins are half as likely to weigh the same compared with fraternal twins. d. Adopted children tend to have body weights more like their biological parents than their adoptive parents. e. There is very little evidence that genetic factors contribute to obesity, except in the presence of certain rare syndromes.
All of the following may repair damage to cells and halt the progression of cancer EXCEPT:
a. antioxidants. b. protective substances in foods. c. protective mechanisms in the body. d. free radicals.