Randi Is Considering Adopting a Vegetarian Diet

question 47

Multiple Choice

Randi is considering adopting a vegetarian diet. She has two friends who are vegetarians: Serdar, who has followed a vegan diet for 10 years, and Rafael, who follows a lacto-ovo vegetarian diet. Randi knows she has a lot to learn before becoming a vegetarian. She has decided to have Serdar and Rafael over for dinner to talk more about their diets and gather tips. For dinner, she makes a vegetarian stir-fry that consists of fresh vegetables, tofu, and spices; a noodle casserole with egg noodles, chicken broth, and cheese; and a strawberry shortcake with homemade ice cream for dessert. She is excited to share the meal with her friends while she learns more about their dietary lifestyles.
Randi has a family history of osteoporosis and is concerned about getting enough calcium in her diet. Serdar shares that there are good sources of calcium for vegetarians. Which foods will he most likely recommend?

• A) meat analogs only
• B) dark-green leafy vegetables only
• C) soy milk only
• D) fresh and dried fruit
• E) dark-green leafy vegetables and soy milk

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Definitions:

Free Energy Change

A measure in thermodynamics indicating the amount of energy in a system that is available for work during a chemical reaction.

Endergonic Reactions

Chemical reactions that absorb energy from their surroundings, typically requiring an input of energy to proceed.

Exergonic Reaction

A chemical reaction that releases energy through the process of work, typically characterized by a negative Gibbs free energy.

Activation Energy

The minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction.