Which of the following are items that are a threat to biodiversity?
pollution and succession
habitat loss and predation
poaching and habitat loss
succession and poaching

How does the nervous system affect the excretory system?

What is responsible for the uneven heating between the poles and the equator on any given day

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.