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Cell Biology and Metabolic Processes Quiz

#1

Which organelle is responsible for generating ATP through aerobic respiration?

Mitochondrion
Explanation

Mitochondria generate ATP through aerobic respiration.

#2

What is the primary function of the Golgi apparatus?

Modification and packaging of proteins
Explanation

The Golgi apparatus modifies and packages proteins for secretion.

#3

Which molecule serves as the primary energy currency of the cell?

ATP
Explanation

ATP serves as the primary energy currency of the cell.

#4

What is the function of the endoplasmic reticulum (ER) in a cell?

Lipid synthesis
Explanation

The endoplasmic reticulum is involved in lipid synthesis.

#5

What is the main function of the mitochondria in a cell?

Cellular respiration
Explanation

The main function of mitochondria is cellular respiration.

#6

Which enzyme is responsible for unwinding the DNA double helix during replication?

Helicase
Explanation

Helicase unwinds the DNA double helix during replication.

#7

What is the name of the process by which cells engulf large particles by forming vesicles around them?

Phagocytosis
Explanation

Phagocytosis is the process of engulfing large particles by forming vesicles.

#8

Which organelle is responsible for detoxification and metabolism of drugs in liver cells?

Peroxisome
Explanation

Peroxisomes are responsible for detoxification and drug metabolism in liver cells.

#9

What is the function of ribosomes in a cell?

Protein synthesis
Explanation

Ribosomes are responsible for protein synthesis in the cell.

#10

Which enzyme is responsible for adding nucleotides to the growing DNA strand during replication?

DNA polymerase
Explanation

DNA polymerase adds nucleotides to the growing DNA strand during replication.

#11

Which of the following metabolic pathways occurs in the cytoplasm of the cell?

Glycolysis
Explanation

Glycolysis occurs in the cytoplasm of the cell.

#12

Which of the following is NOT a stage of cellular respiration?

Transcription
Explanation

Transcription is not a stage of cellular respiration.

#13

Which of the following is NOT a function of the cell membrane?

Synthesizing proteins
Explanation

The cell membrane does not synthesize proteins.

#14

What is the main function of the lysosomes in a cell?

Digestion and recycling of cellular waste
Explanation

Lysosomes function in the digestion and recycling of cellular waste.

#15

Which metabolic pathway occurs in the absence of oxygen and produces lactic acid or ethanol as byproducts?

Fermentation
Explanation

Fermentation occurs in the absence of oxygen, producing lactic acid or ethanol.

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