How many amino acids are found and in living organisms

Which star is hottest super giant

The remains of a partially blind amputee discovered in shanidar Cave in Iraq an d the remains of a man crippled by arthritis at La Chapelle suggest that Neandertal

The combination of sulfur dioxide, nitrogen oxide, and atmospheric moisture creates A. drinking water. B. smog. C. acid rain. D. pesticides.

What is a monomer and what is a polymer

Fungal cell walls contain the carbohydrate

Explain when and how dire wolves became extinct.

Aquaporin allows water molecules to move very rapidly across a plasma membrane. what would be the best definition of this process?

Which best describes the advantage of pest resistance? Pests are mutated and tolerate more. Pesticides become less effective. Farmers do not have to use harsh chemicals to save their crops. Farmers can kills weeds without killing their cash crop.

Which is better 1 big cell or 4 small cells

Describe how scientists can directly measure the movement of tectonic plates