The rectangles in the graphic represent the amount of energy at every trophic level of an energy pyramid. Why does the total amount of energy decrease at each level?

Select the two systems that are most closely related to the situation or process described: Forming a scab over a cut on your knee Nervous Immune Integumentary Respiratory

Which activity do all living things do to survive

This particle, also known as an immunoglobulin, is a large Y-shaped protein used by the immune system to identify and neutralize foreign objects like bacteria and viruses. It is known as a (n) A) antibody. B) phagocyte. C) B lymphocyte.

What's a good reason for an animal or plant to fossilize

Why must meiosis and not mitosis be used to produce gametes?

When a protein is denatured, why does it lose its functionality?

This is a rotating machine that converts the kinetic energy of the wind into mechanical energy. If the mechanical energy is used directly by machinery, such as a grinding stone, the machine is usually called a windmill.

In what way are slime molds similar to kelp?

What does not exist in a supersaturated solution

When dust and ash particles from a volcanic eruption block out sunlight and reduce solar radiation, earth experiences the. This results in temporary climate cooling