Which factor was the most important in affecting paleolithic humans’ lives?

health

climate

floods

group size

When a patient is incapacitated, providers are required to follow any instructions outlined ina. an advanced care directiveb.patient educational materialsc. a willd. a consent form

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.

Which of the following is a nonspecific defense against pathogens? - b cells - antibodies - t-cells - inflammation