13: Introduction to Cells

What event sparked the narrator's lifelong interest in science?

• Conducting osmosis experiments with eggs

• Observing an amoeba in pond water

• Taking apart an owl pellet

• Dissecting an earthworm

Which statement is NOT part of the modern cell theory?

• All living things are made of cells.

• Cells are the smallest living units in all organisms.

• Cells can spontaneously generate from non-living material.

• All cells come from pre-existing cells.

What is a key difference between prokaryotic and eukaryotic cells?

• Prokaryotes have a nucleus.

• Eukaryotes lack genetic material.

• Eukaryotes do not have ribosomes.

• Prokaryotes have no membrane-bound organelles.

What is the function of the cell membrane?

• It stores genetic information.

• It provides energy for the cell.

• It controls what enters and exits the cell.

• It produces proteins.

What is the role of the cytoskeleton in a cell?

• It controls what enters and exits the cell.

• It produces proteins.

• It provides support and aids in movement.

• It stores genetic information.

Where are ribosomes produced in eukaryotic cells?

• In the smooth ER

• In the Golgi apparatus

• In the nucleolus

• In the cytoplasm

What is the primary function of the rough endoplasmic reticulum?

• Detoxification

• Protein production and transport

• Lipid synthesis

• Energy production

What is the main role of the Golgi apparatus?

• Genetic information storage

• Packaging and sorting molecules

• Protein synthesis

• Energy production

Which organelle is responsible for cellular respiration?

• Golgi apparatus

• Mitochondria

• Nucleus

• Chloroplast

What is a unique feature of plant cells compared to animal cells?

• Presence of ribosomes

• Presence of mitochondria

• Presence of a cell wall

• Presence of a nucleus