Cell Biology Quiz

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What is the primary function of mitochondria in a cell?

Gives the cell energy through cell respiration (correct)
Provides genetic instructions
Makes ribosomes
Stores water and nutrients

Which organelle is responsible for photosynthesis?

Nucleus
Cell Membrane
Vacuole
Chloroplast (correct)

Which of the following correctly describes the function of lysosomes?

Facilitates protein synthesis
Creates energy through cell respiration
Recycles old organelles using digestive enzymes (correct)
Provides structural support for the cell

What function does the nucleolus serve in the cell?

Makes ribosomes (D) Signup and view all the answers

Which organelle serves as the boundary of the cell?

Cell Membrane (B) Signup and view all the answers

What is the primary function of the Golgi Body in a cell?

Direct proteins to their destinations (D) Signup and view all the answers

Which type of cell is characterized by the absence of a nucleus?

Prokaryotic cells (D) Signup and view all the answers

Which organelle is responsible for lipid synthesis?

Smooth E.R. (C) Signup and view all the answers

What defines a stem cell?

Undifferentiated cells that have not yet taken on a task (D) Signup and view all the answers

Which of the following describes unicellular organisms?

Consists of a single cell (A) Signup and view all the answers

What is a primary characteristic of stem cells?

They can replace damaged cells. (C) Signup and view all the answers

Which part of the cell theory states that cells are the basic unit of structure and function?

Cells are the most basic unit of structure and function. (C) Signup and view all the answers

What does the assertion that new cells come from existing cells imply about cell division?

Cell division is a form of growth. (A) Signup and view all the answers

Which of the following statements about stem cells is accurate?

They help replace damaged cells. (A) Signup and view all the answers

Which statement reflects a misconception about cell theory?

Viruses are classified as living cells. (B) Signup and view all the answers

Who is credited with the term 'cell' after observing tree bark?

Robert Hooke (D) Signup and view all the answers

Which scientist developed a simple light microscope and observed bacteria?

Anton van Leeuwenhoek (B) Signup and view all the answers

Which discovery is attributed to Matthias Schleiden?

All plants are made of cells (A) Signup and view all the answers

What did Theodor Schwann contribute to cell theory?

He established that all animals are made of cells (B) Signup and view all the answers

Who proposed the idea that all cells arise from pre-existing cells?

Rudolf Virchow (D) Signup and view all the answers

Which structure is found in plant cells but not in animal cells?

Chloroplasts (A) Signup and view all the answers

What is the correct order of biological organization from simplest to most complex?

Cell, Tissue, Organ, Organ Systems, Organism (D) Signup and view all the answers

Which of the following structures is associated with animal cells?

Centrioles (D) Signup and view all the answers

Which of the following is NOT a difference between plant and animal cells?

Animal cells have chloroplasts, plant cells do not (A) Signup and view all the answers

What is the primary function of lysosomes in animal cells?

Digestion of waste materials (B) Signup and view all the answers

Rough E.R.

Packages and transports proteins within a cell.

Smooth E.R.

Builds lipids.