Lab Final Study Guide

which are all in the cell theory?

• all living things are composed of cells and that cells come only from other cells

• some cells arise from pre-existing cells

• The cell is the basic unit of life

• all cells arise from pre-existing cells

Tags

NGSS.HS-LS1-4

what is diffusion

• basic unit of life

• the movement of molecules from high concentration to low concentration

• movement of water

• the movement of water from high concentration to low concentration

what is osmosis

• the diffusion of molecules across a semipermeable membrane.

• the diffusion of water molecules across a semipermeable membrane

what is tonicity

• the relative concentration of solute and a solvent outside the cell compared with inside the cell 

• moving up or down the gradient

• the relative concentration of oxygen

• ignore me

Answer explanation

what is a solute

• substance that dissolves other substances

• substance being dissolved

• substance that cannot be dissolved

• substance that cannot dissolve other substances

what is a solvent

• substance that dissolves

• substance that cannot be dissolved

• substance that dissolves other substances

• substance that cannot dissolve other substances

what all is true about passive transport

• energy is required

• moves down the concentration gradient

• energy not required

• moves against the concentration gradient

which of these are all types of passive transport

• simple diffusion

• facilitated diffusion

• osmosis

• endocytosis

what is true about active transport

• energy is required

• energy is not required

• moves down the concentration gradient

• moves against the concentration gradient

which is not an active transport

• endocytosis

• osmosis

• exocytosis

• protein pumps