Which variable would be a dependent variable? Cricket chrips
Temperature
Time of year
Number of robins in the yard

What is the most abundant vertebrate on earth?

Which of the characteristics of life does a virus display

Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians? a. a b. e c. f d. g