Diversity of Cells

Exploring Cells

An introduction to the fascinating world of cells and their importance in biology. Learn about the structure, functions, and diversity of cells, and how they contribute to the functioning of living organisms. Discover the wonders of cellular biology and its impact on our understanding of life.

Multiple Choice

What is the smallest unit of life?

• Prokaryotic cell

• Eukaryotic cell

• Organelle

• Molecule

Smallest Unit of Life

Trivia: Did you know that the smallest unit of life is an organelle? Organelles are specialized structures within cells that perform specific functions, such as the mitochondria for energy production and the nucleus for genetic information. They are like tiny organs within a cell!

Multiple Choice

Which of the following is a characteristic of eukaryotic cells?

• Lack of a nucleus

• Presence of mitochondria

• Absence of ribosomes

• Lack of a plasma membrane

Cell Theory

• Cell theory is a fundamental concept in biology.
• It states that all living organisms are composed of cells.
• Cells are the basic units of structure and function in living organisms.
• All cells arise from pre-existing cells through cell division.

Cell Theory:

• All living organisms are composed of cells
• Cells are the basic units of structure and function in living organisms
• All cells arise from pre-existing cells through cell division
• Cell theory is a fundamental concept in biology

Multiple Select

What is the main concept of cell theory?

• All living organisms are composed of cells

• Cells are the basic units of structure and function in living organisms

• All cells arise from pre-existing cells through cell division

• Cell theory is a fundamental concept in biology

Animal Cells

Trivia: Animal cells lack cell walls and chloroplasts, which are found in plant cells. This means that animal cells cannot produce their own food through photosynthesis. Instead, they rely on consuming other organisms for energy. Animal cells are also eukaryotic, meaning they have a true nucleus and membrane-bound organelles.

Multiple Choice

Prokaryotic cells do not have…….

• membrane bound organelles

• cell membrane

• DNA or RNA

• life

Multiple Choice

Which do BOTH prokaryotes and eukaryotes contain?

• nucleus

• mitochondria

• ribosomes

• cell wall

Types of Cells

• Prokaryotic Cells: Simple cells without a nucleus

• Eukaryotic Cells: Complex cells with a nucleus

• Animal Cells: Lack cell walls and chloroplasts

• Plant Cells: Have cell walls and chloroplasts

Multiple Choice

Plants and animal cells are examples of ___ cells 

• prokaryotic cells 
• eukaryotic cells 

Multiple Choice

What type of cell has a nucleus? 

• eukaryotic
• prokaryotic 

Multiple Choice

Which do BOTH prokaryotes and eukaryotes contain?

• nucleus

• mitochondria

• ribosomes

• cell wall

Multiple Choice

Which type of cell is this?

• Prokaryote

• Eukaryote

Multiple Choice

Which is true of prokaryotic and eukaryotic cells?

• Prokaryotic cells are larger than eukaryotic cells.
• Eukaryotic cells do not have nuclei, and prokaryotic cells do have nuclei.
• Prokaryotic cells lack membrane-bound organelles, and eukaryotic cells contain membrane-bound organelles.
• Eukaryotic cells are simpler than prokaryotic cells.

Multiple Choice

Which organelle belongs in plant cells only?

• Cell Membrane
• Mitochondrion
• Chloroplast
• Nucleus

Multiple Choice

Which organelle belongs in both plant and animal cells?

• Cytoplasm
• Chloroplast
• Large Central Vacuole
• Cell Wall

Cell Organelles

• Nucleus: Controls cell activities

• Endoplasmic Reticulum: Transports proteins

• Golgi Apparatus: Modifies and packages proteins

• Mitochondria: Produces energy

• Lysosomes: Breaks down waste

Multiple Choice

Which of the following is a correct list of structures found in both plant AND animal cells?

• mitochondria, vacuole, nucleus, cell membrane, cytoplasm

• mitochondria, vacuole, nucleus, cell membrane, cytoplasm, cell wall, chloroplasts

Multiple Choice

Directs all cell activities through the DNA located there.

• Endomembrane System

• Nucleus

• Ribosomes

• Mitochondria

Multiple Select

Which organelles support the Endosymbiotic Theory?

• Chloroplast

• Chlorophyll

• Mitochondria

• Ribosomes

Multiple Choice

membrane tunnels that produce and transport substances

• Golgi bodies

• endoplasmic reticulum

• mitochondria

• cytoplasm

Multiple Choice

receives, packages and distributes proteins

• golgi body

• chloroplast

• ribosomes

• lysosome

Multiple Choice

Directs all cell activities through the DNA located there.

• Endomembrane System

• Nucleus

• Ribosomes

• Mitochondria

Multiple Choice

What is the function of mitochondria

• to be your friend

• to generate energy

• to provide protection

• to clean the cell

Multiple Choice

membrane tunnels that produce and transport substances

• Golgi bodies

• endoplasmic reticulum

• mitochondria

• cytoplasm

Multiple Choice

This small structures break down materials in the cell.

• Cholorplasts
• Ribosomes
• Lysosomes
• Golgi Body

Multiple Choice

receives, packages and distributes proteins

• golgi body

• chloroplast

• ribosomes

• lysosome

Multiple Choice

What is the function of mitochondria

• to be your friend

• to generate energy

• to provide protection

• to clean the cell

Multiple Choice

This small structures break down materials in the cell.

• Cholorplasts
• Ribosomes
• Lysosomes
• Golgi Body