Which of the following is the term used to describe the last electron energy orbital in an atom Valence

Electronegativity

Electron

Dipole

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis

Which could be a pathway of food through an ecosystem