Which of the following size of stars will survive the longest?* less massive stars
medium sized stars
more massive stars

What would happen to the nutrients in an ecosystem if decomposers, such as bacteria, didn’t exist there?

The hematodinium parasite becomes less of a problem for the blue crab when the crab is very young. fishing is thriving in the region. the crab moves to less salty water. a significant percentage of the population is impacted.

Identify two examples of chemical reactions that you have encountered during the last week. identify an exothermic and endothermic reaction. explain.