Choose the true statement.
a. continental crust is less dense than oceanic crust.
b. continental crust is more dense than oceanic crust.
c. continental crust and oceanic crust have the same density.

Sea stars, sea urchins, sand dollars, and brittle stars are all memeber of a group, what is the common name of the group they are all in

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from