#1
What is the basic structural unit of all living organisms?
#2
Which organelle is known as the 'powerhouse' of the cell?
Nucleus
Endoplasmic reticulum
Mitochondria
Golgi apparatus
#3
Which cellular structure contains the genetic material of a eukaryotic cell?
Nucleus
Mitochondria
Endoplasmic reticulum
Golgi apparatus
#4
Which cellular structure is responsible for maintaining cell shape and providing mechanical support?
Nucleus
Mitochondria
Cytoskeleton
Golgi apparatus
#5
What is the function of DNA in a cell?
Provides energy
Regulates cell growth
Synthesizes proteins
Stores genetic information
#6
Which of the following is NOT a type of RNA?
#7
What is the role of the cell membrane?
Regulates passage of substances into and out of the cell
Stores genetic information
Synthesizes proteins
Produces energy
#8
Which molecule serves as the universal energy currency in cells?
#9
What is the primary function of the Golgi apparatus?
Protein synthesis
Energy production
Modification and packaging of proteins
Cell division
#10
What is the function of ribosomes in a cell?
Cellular respiration
Protein synthesis
Lipid synthesis
Energy production
#11
What is the function of lysosomes in a cell?
Protein synthesis
Energy production
Cellular digestion
Cell division
#12
What is the central dogma of molecular biology?
DNA replication
RNA transcription
Protein translation
All of the above
#13
Which type of bond holds complementary base pairs together in a DNA molecule?
Hydrogen bond
Ionic bond
Covalent bond
Peptide bond
#14
What is the process by which cells convert glucose into usable energy in the form of ATP?
Glycolysis
Krebs cycle
Photosynthesis
Gluconeogenesis