Why do you think astronomers are considered to be earth scientists?

Cells destroy body cells infected by a virus or bacteria.

What type of plant is good for a bioassay and where can i buy it? i only have a month.

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.