12 Questions
What is the function of the cell membrane?
Determines what enters and leaves the cell
What is the term used to describe the diffusion of water across a selectively permeable membrane?
Osmosis
Which structure is responsible for protein synthesis in a cell?
Nucleoli
What is the term for the movement of substances across a membrane by means of a carrier molecule?
Facilitated diffusion
What process involves the formation of vesicles to move materials into cells?
Endocytosis
In secondary active transport, which term describes moving substances in the opposite direction to each other?
Countertransport
Which organelle is primarily responsible for the production of ATP?
Mitochondria
What is the function of ribosomes?
Protein synthesis and modification
Which organelle is involved in the breakdown of hydrogen peroxide?
Peroxisomes
What is the function of the cytoskeleton?
Holding organelles in place and enabling cell shape changes
Which organelle is involved in the separation of chromosomes during mitosis?
Centrosome and spindle fibers
What is the role of tRNA in protein synthesis?
Carrying amino acids to the ribosome
Test your knowledge on cell structures and functions, including the basic unit of life, organelles, and the functions of cells. Explore topics such as the nucleus, cytoplasm, plasma membrane, cell metabolism, molecule synthesis, communication, reproduction, and inheritance.
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