#1
Which biomolecule is the primary source of energy for cellular processes?
Carbohydrates
ExplanationCarbohydrates serve as the primary source of energy for cellular processes.
#2
What is the role of ribosomes in cells?
Protein synthesis
ExplanationRibosomes are responsible for protein synthesis in cells.
#3
What is the main function of mitochondria in a cell?
Cellular respiration
ExplanationThe main function of mitochondria in a cell is cellular respiration.
#4
Which molecule serves as the universal energy currency of the cell?
ATP
ExplanationATP serves as the universal energy currency of the cell.
#5
Which of the following is a key structural component of cell membranes?
Cholesterol
ExplanationCholesterol is a key structural component of cell membranes.
#6
What is the function of DNA in cells?
Genetic information storage
ExplanationDNA functions as the storage unit for genetic information within cells.
#7
Which cellular process is responsible for the production of ATP?
Cellular respiration
ExplanationCellular respiration is the process responsible for the production of ATP in cells.
#8
Which of the following is a polysaccharide?
Starch
ExplanationStarch is a polysaccharide.
#9
In which organelle does photosynthesis occur?
Chloroplast
ExplanationPhotosynthesis occurs in the chloroplast.
#10
Which amino acid is often called the 'building block of life'?
Glycine
ExplanationGlycine is often referred to as the 'building block of life.'
#11
What is the primary function of cilia and flagella in cells?
Movement
ExplanationThe primary function of cilia and flagella in cells is movement.
#12
What is the main function of enzymes in biological systems?
Catalyze chemical reactions
ExplanationEnzymes play a key role in biological systems by catalyzing chemical reactions.
#13
Which of the following is a component of the cell membrane?
Phospholipids
ExplanationPhospholipids are a major component of the cell membrane.
#14
What is the primary function of the Golgi apparatus in cells?
Modifying and packaging proteins
ExplanationThe Golgi apparatus primarily functions in modifying and packaging proteins.
#15
Which nucleic acid is involved in protein synthesis?
mRNA
ExplanationmRNA (messenger RNA) is involved in protein synthesis.
#16
Which of the following is NOT a type of RNA?
DNA
ExplanationDNA is not a type of RNA.
#17
What is the function of the endoplasmic reticulum in a cell?
Lipid synthesis and detoxification
ExplanationThe endoplasmic reticulum functions in lipid synthesis and detoxification.