The evolution of a new species from an existing species is called

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.

Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?

Male satin bowerbirds build bowers like the one shown below. they decorate the bowers with brightly colored blue objects in order to attract females. male bower birds attract mates with their a. feathers b. looks c. behavior d. songs