Water is a

-ionic molecule

-covalent molecule

-polar covalent molecule

-simple compound

Lipids enter the bloodstream directly after digestion. lipids enter the bloodstream directly after digestion. a. True b. False

Explain the relationship between crossing over and genetic vanation

Determine whether the sentences describe sedimentary rock, intrusive igneous rock, or both. -they are formed above earths surface. -they form in earths crust or mantle. they are solid at room temperature. -they are made of molten rocks called magma.

The storage of carbon dioxide Question Dro. in the ocean is an example of an interaction between: A: hydrosphere and lithosphere B: lithosphere and atmosphere C:none of these D: atmosphere and hydrosphere

What property of most stars can be determined by their color? A.) mass B.) Size C.) Distance from Earth D. luminosity

Where would i find the nucleus?

What is the protein coat that surrounds a virus called?

How is a stimulus transmitted across a synapse?

Exposure to secondhand smokes carries the same long-term health risk as smoking

Which of these changes occurs near the end of the third trimester of fetal development? A. All parts of the eyes begin to develop, B. The sex of the fetus becomes obvious. OC. The fetus moves to a head-down position, O D.