Cell Structure and Function

Which statement best describes the modern cell theory?

• All organisms are made of tissues
• Cells are only found in plants
• Cells can form from non-living matter
• All living organisms are composed of cells and products of cells; all cells arise from pre-existing cells

Where is DNA found in eukaryotic cells?

• Cytoplasm
• Cell membrane
• Mitochondria
• Nucleus

Which organelle helps in cell division in animal cells?

• Lysosome
• Vacuole
• Endoplasmic reticulum
• Centrosome

What is the semi-fluid matrix inside the cell where chemical reactions occur called?

• Nucleoplasm
• Cell sap
• Stroma
• Cytoplasm

Which type of cell lacks a membrane-bound nucleus?

• Eukaryotic cells
• Plant cells
• Fungal cells
• Prokaryotic cells