How do white blood cells help prevent infections?

Explain why phospholipid molecules form a bilayer. (3 marks)

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

Nh3 +02-no + h20 is unbalanced what is the balanced equation