During which era in earth's history did dinosaurs roam the earth? A. Mesozoic B. Cenozoic C. Paleozoic D. Precambrian

What is a reactant? an amount of energy that causes a chemical reaction a substance that is altered in a chemical reaction a sample of matter that is destroyed in a chemical change an electron that participates in a chemical bond

What best describes the temperature of a city located along a windward coast

The amount of a harmful chemical to which a person is exposed to, is also known as response. A. True B. False

Which event happens in the initial response to tissue damage?

The amino acids in a protein are held together by what type of bond?

You are in a body of water where freshwater flows into the ocean. Which ecosystem is this?

Most of cellular respiration take place in what

An ocean trench forms when?

The fact that a strain of yeast with a certain defective gene can use the human version of the gene to repair itself is evidence that yeast and humans

What is the difference between a meteor and a meteorite? A meteor has more mass A meteorite reaches Earth and has not burned up A meteorite orbits the sun and a meteor does not A meteorite glows