Bioenergetics

Bioenergetics

University

8 Qs

quiz-placeholder

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Bioenergetics

Bioenergetics

Assessment

Quiz

Biology

University

Hard

Created by

Lori Manzon

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is the First Law of Thermodynamics?

Energy can be created or destroyed, but not transformed.

Energy cannot be created or destroyed, only transformed from one form to another.

The entropy of a system always decreases.

The entropy of a system is constant.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the Second Law of Thermodynamics state about entropy?

Entropy of an isolated system always decreases.

Entropy of an isolated system remains constant.

Entropy of an isolated system always increases.

Entropy of an isolated system can be created or destroyed.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes anabolism in cell biology?

The breakdown of complex molecules into simpler ones.

The synthesis of complex molecules from simpler ones.

The conversion of energy into heat.

The release of energy from chemical reactions.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Catabolic pathways are primarily involved in which of the following processes?

Building up of proteins and nucleic acids.

Breaking down of carbohydrates and lipids.

Storage of energy in the form of ATP.

Transport of molecules across cell membranes.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements is true about exergonic reactions?

They require an input of energy.

They release energy.

They have a positive Gibbs free energy change.

They are non-spontaneous.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a characteristic of catabolic reactions?

They require energy input.

They release energy.

They are endothermic.

They decrease entropy.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the high-energy bond in ATP?

peptide

glycosidic

phosphoester

phosphoanhydride

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements about redox reactions is true?

Reduction involves the loss of electrons.

Oxidation involves the gain of electrons.

Oxidation and reduction always occur together.

Redox reactions do not occur in the citric acid cycle.