Cell Transport

All the following molecules are part of the cell membrane except  

• cholesterol.
• lipids.
• proteins. 
• nucleic acids. 

Which of the following organisms do not have cell walls? 

• plants
• animals
• fungi
• bacteria

What structure is used to stabilize the plasma membrane by keeping the fatty acid tails from sticking together?

• a
• b
• c
• d

Where are you least likely to find water in the structure above?

• b
• c
• d
• e

Which structure in this picture is the cell control center and contains DNA?

• I
• II
• III
• IV

Tags

NGSS.MS-LS1-2

Which structure in this picture is responsible for synthesizing proteins (assembling proteins)?

• I
• II
• III
• IV

What is the function of the organelle pictured?

• produce proteins
• capture sun's energy to make sugar
• produce ATP for the cell
• storage of food or water

Tags

NGSS.HS-LS1-7

If cells are placed in a strong sugar solution, water will _____.

• pass from the sugar solution to the cells
• pass back and forth
• pass from the cells to the sugar solution
• stay in the cell

Tags

NGSS.HS-LS1-3

A cell moves particles from a region of lesser concentration to a region of greater concentration by _____.

• facilitated diffusion
• active transport
• passive transport
• osmosis

The structure most responsible for maintaining cell homeostasis, because of its selective permeability is the _____.

• cytoplasm
• plasma membrane
• mitochondria
• cell wall