Echinoderms obtain their energy from: a. Clams and mussels c. Sea salt b. The Sun d. Sea plants and algae

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?

If a force of 40 newtons moves a cart a distance of 9 meters, the work done is nm. if the same force moves the same cart three times that distance, the work done is nm.

How are mitosis and meiosis similar?