Unit 2: Biochemistry

Unit 2: Biochemistry

9th - 12th Grade

38 Qs

quiz-placeholder

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Unit 2: Biochemistry

Unit 2: Biochemistry

Assessment

Quiz

Science

9th - 12th Grade

Easy

NGSS
HS-ESS2-5, HS-LS1-6, MS-PS1-1

+4

Standards-aligned

Created by

Hanna Kornell

Used 404+ times

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38 questions

Show all answers

1.

LABELLING QUESTION

1 min • 1 pt

Label the water molecule shown with the correct elements and charges. Also, label where the hydrogen bond is located.

a
b
c
d
e
positive
oxygen
hydrogen bond
hydrogen
negative

Tags

NGSS.MS-PS1-1

2.

MATCH QUESTION

1 min • 1 pt

Match each function with the correct macromolecule.

Provides short-term energy for cells and structure in plant cells.

Lipid

Help catalyze chemical reactions in cells and provide structure

Nucleic Acid

Carries genetic information for the cell.

Protein

Provides long-term energy, protection/insulation, and helps with cell membrane structure.

Carbohydrate

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

The effect of temperature on the relative rate of action of an enzyme is represented in the graph. The optimum temperature for the action of this enzyme is around?

(a whole number with NO units)

4.

LABELLING QUESTION

1 min • 1 pt

Match the following parts of the Lock and Key model

a
b
c
d

Substrate

Active Site

Enzyme-Substrate Complex

Products

5.

FILL IN THE BLANK QUESTION

2 mins • 2 pts

A(n) ________ is the smallest basic unit of matter.

Tags

NGSS.MS-PS1-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A positively charged subatomic particle is called a(n) __________.

proton

electron

neutron

atom

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which action must occur for an enzyme to catalyze a chemical reaction?

a competitive inhibitor must first bind to an active site

a substrate must bind to an active site of the enzyme

a substrate must bind to an allosteric site of the enzyme

a noncompetitive inhibitor must first bind to an active site

Answer explanation

A substrate must bind to an enzyme's active site to be properly positioned for the enzyme to catalyze a chemical reaction.

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