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Cell communication and enzyme quiz

Authored by Jessica Jemison-Williams

Biology

University

Used 1+ times

Cell communication and enzyme quiz
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What organelle would be found in EUKARYOTIC cells but not PROKARYOTIC cells?

chromosomes

nucleoid

smooth endoplasmic reticulum

ribosomes

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

______ is the sum total of all chemical reactions occurring in a system at any given time.

Catabolism

Anabolism

Metabolism

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

_____ _____ _____ allow ions to enter or leave a cell after the ligand signal is received and the change in protein shape occurs, opening the channel.

gated ion channel

ligand channel

channel protein

charge activated channel

4.

DRAG AND DROP QUESTION

1 min • 1 pt

​ ​ (a)   are the breaking down of complex molecules to simpler forms, whereas, ​ (b)   are the building of complex molecules from simpler forms.

Catabolic reactions
anabolic reactions

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

______ is defined as the interconnections of signal transduction pathways.

Conjecture

Crosswalk

Crosstalk

Cross-speak

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

__ refers to how some enzymes change shape when they bind to their substrate, thereby altering the shape of the active site.

Irregular fit

Induced fit

Enzyme fit

Substrate fit

7.

DRAG AND DROP QUESTION

1 min • 1 pt

​ (a)   consume free energy, whereas, ​ (b)   release free energy.

Endergonic reactions
Exergonic reactions

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