About how many cells make up a blastocyst? O A. 10,000
O B. 1
O C. 100
O D. 1,000,000

Which element is used in photosynthesis found in atmosphere and fixed by bacteria?

What terms describes being out of water after being submerged

Reactants undergo chemical reaction to form products. this chemical equation represents one such reaction. the coefficient for one of the reactants or products is incorrect. which part of the chemical equation is incorrect?