Nonnative species disrupt ecosystems by
a. increasing biodiversity
b. preventing the spread of disease
c. disrupting food chains
d. increasing the populations of nativespecies

Why do bacteria thrive even in hostile environments

An ecologist is studying the effects that a population of predators is having on a population of a prey. he used data from the field to produce this graph. which conclusion can draw from the graph?

When is your respiration rate likely to change? a. when your intestines are digesting b. when your cells have too much glucose c. when your cells need more oxygen d. when your liver is working after a meal