Earth's early atmosphere? Organic molecules are sometimes found within meteorites that crash into Earth. Which meteorite condition in space is similar to what most likely was present in earth’s early atmosphere?

Glucose is broken down in different ways, both in the presence and in the absence of oxygen. using the table for reference, what major products are formed in each reaction set?

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food

In which state was more than 100 billion tons of coal mined in 2005?