Which occurs when the body responds to the environment by maintaining a stable internal environment despite changing external conditions? spontaneous generation homeostasis growth and development reproduction

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity hurry!

Which would be the most useful source of evidence to support mcneill's contention?

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?