Explain why the BREATHING RATE of students increased after exercise. Include information about what happens at the level of body systems and at the cell. Explain why the HEART RATE of the students increased after exercise. Include information about what happens at the level of body systems and at the cell.

Rank the three variables in terms of how strongly they affect the "species" composition of the bacterial communities. place the variable with the weakest effect on the left and the variable with the strongest effect on the right.

In 1992, hurricane andrew left a wake of destruction through florida. one victim of the storm was a reptile-breeding facility. over 900 burmese pythons were set free, and today thousands of pythons live in florida. these pythons are an invasive species, or a harmful species not native to the region. 1. what impacts do you think the burmese pythons might have on local ecosystems

Ture or false evidence for evolution includes millions of fossils