Why is it important that gamete cells have only one set of chromosomes?

Name two qualities of the heartbeat that must be observed

Which statement describes one way that wind energy is different from energy from fossil fuels? Wind energy is less consistent. Wind energy produces larger quantities of energy. Wind energy is cheaper to use. Wind energy produces more pollution.

Organisms that eat other orgamisms are called

Which of the following statements is true for all cells? They use solar energy. They use photosynthesis. They use chemical energy. They use chemosynthesis.

A bison walks through the grass, insects fly up and are seen and eaten by cowbirds.

Where do electrons get their energy in photosystem 2

Using no more than 13 propositions, compare and contrast the effects of the autonomic divisions.

In water, hydrogen bonds hold together

The wall of the alveolus (air sac) in the lung is composed of which type of epithelium? hints the wall of the alveolus (air sac) in the lung is composed of which type of epithelium?

How is the rainforest in nicaragua ranked in the americas?