IB Biology - Carbohydrates and Lipids Review

IB Biology - Carbohydrates and Lipids Review

Assessment

Flashcard

Biology

11th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the structure of glucose?

Back

Glucose is a six-carbon sugar (hexose) with the molecular formula C6H12O6. It has a ring structure in aqueous solutions.

2.

FLASHCARD QUESTION

Front

Why can't glucose diffuse through the phospholipid bilayer?

Back

Glucose is polar and therefore hydrophilic, which prevents it from diffusing through the hydrophobic core of the phospholipid bilayer.

3.

FLASHCARD QUESTION

Front

What is the primary function of carbohydrates in living organisms?

Back

Carbohydrates serve as a primary energy source and are involved in structural functions in cells.

4.

FLASHCARD QUESTION

Front

What is cellulose and its role in plants?

Back

Cellulose is a polysaccharide that provides structural support to plant cell walls.

5.

FLASHCARD QUESTION

Front

What are the two main types of carbohydrates?

Back

The two main types of carbohydrates are simple carbohydrates (sugars) and complex carbohydrates (starches and fibers).

6.

FLASHCARD QUESTION

Front

What is the difference between saturated and unsaturated fatty acids?

Back

Saturated fatty acids have no double bonds between carbon atoms, while unsaturated fatty acids contain one or more double bonds.

7.

FLASHCARD QUESTION

Front

What is a cis unsaturated fatty acid?

Back

A cis unsaturated fatty acid has hydrogen atoms on the same side of the double bond, causing a bend in the fatty acid chain.

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