Unit 7-2B: Macromolecules & Cellular Transport

Which of the following statements is part of the cell theory?

• Only plants are composed of cells

• Cells can be produced from nonliving matter

• Cells are the basic units of structure and function in living things

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

All organic compounds contain the element _____________.

• Oxygen

• Nitrogen

• Carbon

DNA and RNA are ________________.

• Lipids

• Amino Acids

• Nucleic Acids

Why is water important to a cell?

• Water is an essential organic compound for the body.

• Water allows chemical reactions in the cell.

• Water is very acidic.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

Which term refers to the movement of molecules from a high concentration to a low concentration?

• Diffusion

• Endocytosis

• Exocytosis

Which of the following methods of cellular transport require ATP?

• Osmosis

• Facilitated Diffusion

• Phagocytosis

Which term refers to water moving from a high concentration to a low concentration through a selectively permeable membrane?

• Osmosis

• Diffusion

• Pinocytosis

Which term refers to proteins that speed up chemical reactions in living things?

• Carbohydrates

• Lipids

• Enzymes

Tags

NGSS.MS-LS1-7

Sugar molecules combine to form large molecules called _______________.

• Starches

• Proteins

• Lipids

Tags

NGSS.MS-LS1-7

Fats and oils are examples of what organic macromolecule in living things?

• Starches

• Proteins

• Lipids