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Nucleic Acids and Enzyme Functions

Nucleic Acids and Enzyme Functions

Assessment

Interactive Video

Biology

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

Mr. Matthew introduces the concept of macromolecules in biology, focusing on the four major types: proteins, lipids, carbohydrates, and nucleic acids. He explains the differences between organic and inorganic molecules, highlighting the role of carbon. The video also covers hydrophilic and hydrophobic properties, essential for understanding cellular environments. Finally, enzymes are discussed as biological catalysts that facilitate chemical reactions by lowering activation energy.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the four main topics covered in the video?

Photosynthesis, Respiration, Digestion, Excretion

Plant Growth, Animal Behavior, Ecosystem Dynamics, Climate Change

Organic vs Inorganic Molecules, Hydrophobic vs Hydrophilic Properties, Macromolecules, Enzymes

Cell Division, Protein Synthesis, Genetic Mutation, Evolution

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of an organic molecule?

Silicon Dioxide

Ammonia

Butane

Water

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are carbon dioxide and carbon monoxide considered exceptions in organic chemistry?

They are not carbon-based.

They are generally classified as inorganic despite being carbon-based.

They contain hydrogen atoms.

They are key components of living systems.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the term 'hydrophilic' mean?

Water-loving

Water-fearing

Salt-loving

Oil-loving

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a characteristic of hydrophobic molecules?

They repel water.

They are always solid at room temperature.

They are charged or polar.

They easily dissolve in water.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which macromolecule is primarily made up of amino acids?

Carbohydrates

Nucleic Acids

Lipids

Proteins

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are nucleic acids primarily composed of?

Monosaccharides

Nucleotides

Fatty acids

Amino acids

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