What are the most diverse ecosystems on earth?

a)tropical rainforests

b)coral reefs

c)fisheries

d)deep-sea areas

Explain the importance of producers, primary consumers, secondary consumers. and decomposers in an ecosystem

Loss of protected health information collected for research should be directly reported to:

Freckles are a dominant trait in humans. both of the girls have the genotype ff for freckles. if either one marries a man with no freckles, what are the chances that their children will have freckles?