On the bottom of trophic pyramids are 1) secondary consumers
2)producers
3) decomposers
4)primary consumers

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community

Stephen is a student who wants to test his knowledge of medical terminology. which option could he use?

Some scientists argue that global warming is related to buming fossil fuels to produce energy o increased use of fertilizers loss of forested areas a of the above