Biology Exam 2

This picture represents what type of cell transport?

• endocytosis
• exocytosis
• osmosis
• passive transport

Osmosis is the movement of _____ across a membrane.

• food
• energy
• oxygen
• water

Which is true about active transport?

• It requires energy
• it does not require energy
• It moves substances down the concentration gradient
• it moves material from high to low concentration

The cell below is in a _________ solution.

• Hypotonic
• Hypertonic
• Isotonic

Tags

NGSS.HS-LS1-3

The cell below is in a _____________ solution.

• Hypertonic
• Hypotonic
• Isotonic

A cell in an isotonic solution will

• swell
• shrink
• stay the same size
• impossible to tell

What type of transport is this?

• facilitated diffusion
• active transport
• diffusion
• osmosis

Tags

NGSS.MS-LS1-2

Define plasma membrane

• lipid that helps minimize effects of temperature

• only on the outer surface of the plasma membrane and are attached to proteins or lipids; form distinctive cellular markers

• flexible boundary of a cell that separates a cell from its surroundings

• may extend partway into the plasma membrane, cross the membrane entirely, or be loosely attached to its inside or outside face

Tags

NGSS.MS-LS1-2

This image is an example of a phospholipid. Which part of a phospholipid is HYDROPHOBIC?

• the phosphate "head"

• the lipid "tails"

Part of the plasma membrane responsible for cell recognition... 

• C
• E
• B
• D

Tags

NGSS.MS-LS1-2