EOC: Biomolecule & Cell Transport Review

Which of the answers below correctly places a function with the correct biomolecule?

• Nucleic acid—energy storage

• Lipid—membrane structure

• Protein—information storage

• Carbohydrates—transport

Which of the following is a functional similarity between lipids and carbohydrates?

• Both can function as energy storage molecules.

• Both can function as messengers within the cell.

• Both can function as information storage molecules.

• Both can function as hormones.

Which of the following is a carbohydrate serving as a structural component in the cell walls of plants? Select all that apply.

• Phospholipid

• Chitin

• Cellulose

• Fructioe

• Glucose

Enzymes, hormones, and receptors are all– (type of biomolecule)

(a)  

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In the diagram provided, which molecule's function moves substances into and out of the cell?

• Lipid

• Carbohydrate

• Cholesterol

• Protein

An illustration of a cell interacting with its environment is provided. The illustration best represents which of the following?

• Water moving into a cell by the process of osmosis

• Passive transport of solute into the cell by diffusion

• Water leaving the cell by the process of osmosis

• Active transport of solute into the cell using energy

A wilting flower placed in water will be revived as water pressure in the plant cells increases. This change is brought about as a result of what process?

• Cells pulling in water via osmosis

• Vessels transporting glucose to cells

• CO₂ waste eliminated during respiration

• O₂ leaving the cell by transpiration

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Which of the following images correctly represents the movement that results when a cell is placed in a hypotonic solution?

• 
• 
• 
• 

What will happen to a cell placed in a hypertonic solution?

• The cell will take in too much water and lyse.

• The cell will soon achieve and maintain water balance.

• The cell will lose too much water and eventually die.

• The cell will not allow water to move across the membrane.

The ultimate goal of cellular transport is to reach a state of –

(a)  

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