Within a pyramid of energy:

energy flows down from higher to lower trophic levels

energy flows back and forth between trophic levels

energy flows up to increasingly higher trophic levels

List several careers associated with ecosystem services

3. What happens to the amount of Ammonium Chloride (NH4) Cl that can dissolve as the temperature decreases?

The process which removes bacteria from water is A) filtration B) chlorination C) coagulation D) adding fluoride My guess is B. Is that correct?

How do birds beaks get longer

In mammals, the majority of cardiomyocytes (cardiac muscle cells) undergo repeated DNA replication without cytokinesis as a part of normal development, and in response to injury or heart attack.

During cellular respiration, which of the following processes take place the cytoplasmn

Which term describes the energy that is stored due to the height of an object from the ground?

1. What is the equation for the equilibrium constant, Keq, for the following general reaction: aA + bB → cC + dD Define each term in the equation. 2.

Antibiotics are not useful for treating the common cold because

What are the six components of soil