Which of these describe a physical property?

reacts with acid

less dense than water

does not burn

rusts easily

If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?

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?

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.