Based on what you know about life on Earth, what might scientists be most likely to look for on other planets with regard to living organisms?
a. Phospholipids
b. Carbon
C. Glucose
d. Hydrogen

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.

Give an example of a trait that is controlled by more than one gene.

Which characteristics are typical of a human population in the postindustrial stage?