Select all of the answers that apply. which of the following events define the proterozoic eon? 1.eukaryotic cells first seen 2.stable continents 3.first bacterial fossils 4.cambrian explosion 5.oxygen builds up in atmosphere

Which description provides the best objective summary of the article in the passage?

What are examples of the plant life and animal life that can be found in each type of terrarium

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a.the offspring are more likely to have freckles. b.the offspring are more likely to have no freckles. c.the likelihood of the offspring having freckles and not having freckles is the same. d.the likelihood of the offspring having freckles and not having freckles cannot be determined.