Which of the following affects patterns of composition?

age

gender

race

all of the above

Which of the following statements about wearher along mountain ranges is correct

In what way does renewable energy differ form nonrenewable energy?

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel