John has noticed that many people in his generation tend to be overweight, while pictures of people from older generations show healthy weights when they were his age. what is the most likely reason he is more susceptible to illness?

Why do vivid images create more memorable memory

Why is a lunch consisting of pizza, fruit, and salad a better choice than a lunch with the same number of calories from pizza alone? a)both lunches provide the same amount of energy but the lunch of pizza, salad, and fruit provides more nutrients. b)both lunches provide the same amount of nutrients but the lunch of pizza, salad, and fruit provides more energy. c)both lunches are healthful but the lunch of pizza, salad, and fruit provides more energy for metabolism. d)both lunches are healthful but the lunch of pizza, salad, and fruit is likely to have a higher fat content.

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4