Cellular Structure, Function, Communication, and Apoptosis Quiz

What are the three parts of the cell theory?

• All organisms are composed of cells; cells are the basic unit of life; all cells come from pre-existing cells

• Cells are made of organelles; cells contain DNA; cells make tissues

• Cells are always prokaryotic; cells are self-sustaining; cells create organisms

• Cells only arise from nonliving matter; cells contain chloroplasts; cells are multicellular

When was the first dead/living cell observed and by whom?

• 1665 by Robert Hooke and 1674 by Anton van Leeuwenhoek

• 1700 by Louis Pasteur and 1750 by Carl Linnaeus

• 1800 by Theodor Schwann and 1820 by Matthias Schleiden

• 1900 by Watson and Crick

How small are most cells?

• 1–100 μm

• 1–10 mm

• 100–500 μm

• 0.01–0.1 μm

Which kingdom contains only prokaryotic organisms?

(a)  

Which four structures do all cells possess?

• Plasma membrane, cytoplasm, DNA, ribosomes

• Plasma membrane, mitochondria, ER, nucleus

• Cytoplasm, cell wall, lysosomes, DNA

• Cell wall, chloroplasts, mitochondria, ER

What distinguishes eukaryotic from prokaryotic cells?

• Presence of nucleus and membrane-bound organelles

• Lack of DNA

• Only prokaryotes have ribosomes

• Eukaryotes lack cytoplasm

Chromatin vs. Chromosome: which is correct?

• Chromatin is uncoiled DNA; Chromosome is condensed DNA

• Chromatin is condensed DNA; Chromosome is uncoiled DNA

• Chromatin and Chromosome are the same

• Chromatin contains RNA only

Which organelle is responsible for protein synthesis?

• Ribosome

• Mitochondrion

• Lysosome

• Peroxisome

Which organelle modifies and ships proteins?

• Golgi apparatus

• Nucleus

• Ribosome

• Cytoskeleton

Which organelle is the main site of ATP production?

• Mitochondrion

• Nucleus

• Ribosome

• Golgi apparatus