Robert decides to go for a run when he gets home from school. as he begins running, his breathing rate starts to increase. what are the mechanisms that cause his breathing rate to increase?

When analyzing tree rings, what do scientists assume a thin ring indicates?

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

Which entry is in the wrong position in the table?