Answer:
Proteins can carry nutrients across the plasma membrane. There are also differnet receptros outside the cell that recieve signals as well as inside the cell.
Explanation:
Most of the water is salt water
Answer:
Scientists estimate that 50-80% of the oxygen production on Earth comes from the ocean. The majority of this production is from oceanic plankton — drifting plants, algae, and some bacteria that can photosynthesize. One particular species, Prochlorococcus, is the smallest photosynthetic organism on Earth.
Explanation:
D. two atp are invested in the process of glycolysis
Deoxyribonucleic acid or DNA is a chemical that contains nitrogen and is very important for living organisms. It plays and important role in making up the genetic constitution of the cell. It is hereditary and passes from one generation to another.
DNA is double stranded helix which coils and binds to non-histone proteins to pack inside the nucleus of the cell. Every living organism contains DNA or RNA as a genetic material.
