BIO 83 BIOLOGY:CELL BIOLOGY:KEY TERMS EXAM QUESTIONS AND CORRECT ANSWERS GRADED A+ 2025

BIO 83 BIOLOGY:CELL BIOLOGY:KEY TERMS
EXAM QUESTIONS AND CORRECT ANSWERS
GRADED A+ 2025




Sub-cellular structures
structures found in cells that include the nucleus, mitochondria, chloroplasts and
ribosomes




Nucleus
the control centre of the cell




Cytoplasm
the substance found in living cells (outside the nucleus), where chemical reactions
take place




Cell membrane
a layer that holds the cytoplasm in a cell and controls what enters and leaves the
cell




Mitochondria

, the structures in the cytoplasm where energy is produced from chemical reactions




Ribosomes
small structures found in the cytoplasm of living cells where protein synthesis
takes place




Cell wall
a protective layer, found outside the cell membrane of plant, fungal and bacterial
cells, that helps to support the cell




Cellulose
a carbohydrate that makes up the cell wall of plants




Vacuole
a fluid-filled cavity in a cell that is used for storage and support




Chloroplast
a sub-cellular structure containing chlorophyll, which is found in plants and algae
that carry out photosynthesis