When water freezes, it.

contracts

expands

How does a cell membrane differ from a cell wall

Explain why quickly eating a lot of candy can make you feel ill from a temporary drop in blood sugar levels

How would you describe the process of natural selection?

Which type would you expect to be produced by embryos inside eggs laid on land?

What is the difference between chemosynthesis and photosynthesis?

Carbohydrates and lipids both contain carbon, hydrogen, and oxygen. How can you tell them apart by looking at the shape of their structures?

Piebald spotting is a condition found in humans in which there are patches of skin that lack pigmentation. The condition results from the inability of pigment - producing cells to migrate properly during development.

Explain the cellular functions that occur when antibiotics attack a bacteria cell.

Which is the most likely medical reason that a doctor might require a pregnant woman to get ultrasounds more frequently

The human activities in two locations are described below: Location A: Rampant use of plastic containers Location B: Excessive use of pesticides and fertilizers Which statement is most likely true? A.