Question

1. all of the following are essential amino acids except: isoleucine histidine pyroxidine valine threonine 4) vegetarian diets are not recommended for pregnant women. true false 5) older men are more likely than older women to develop osteoporosis due to low calcium and vitamin d intake. true false

Explanation:

1. Essential amino acids are those the body can't synthesize and must be obtained from diet. Isoleucine, histidine, valine, and threonine are essential amino - acids. Pyroxidine is not an amino - acid but a form of vitamin B6.
2. Well - planned vegetarian diets can meet the nutritional needs of pregnant women with proper attention to protein, iron, calcium, vitamin D, and B12 intake. So, vegetarian diets can be suitable for pregnant women.
3. Older women are more likely to develop osteoporosis than older men due to factors like menopause - related estrogen loss which affects bone density.

Answer:

1. C. Pyroxidine
2. B. False
3. B. False