Cell Theory
What are the characteristics of living things?
Characteristics of living things include: 1) Growth and development, 2) Reproduction, 3) Metabolism, 4) Response to stimuli, 5) Homeostasis, 6) Cellular organization.
Name one organelle found in all cells.
An organelle found in all cells is the ribosome.
What does a plant cell have that an animal cell does not?
A plant cell has a cell wall that an animal cell does not.
What is one function of the cell membrane?
The cell membrane regulates what enters and exits the cell.
Complete the Sentence:
All living things are made up of one or more _____
Cells!
Describe the significance of Robert Hooke's work.
Robert Hooke's work was significant because he was the first to discover and describe cells, using a microscope to observe cork.
What is cytoplasm?
Cytoplasm is the jelly-like substance within the cell membrane that contains organelles and is the site of many cellular processes.
What is the function of chloroplasts, and why are they significant in plant cells?
Trap Oxygen needed to engaged Photosynthesis.
What is the major difference of an animals cell structure?
Animal cells have more flexible shapes because they lack a rigid cell wall.
What is a cell?
A cell is the basic structural and functional unit of all living organisms.
Explain why cells are considered the basic unit of life.
Cells are considered the basic unit of life because they perform all the functions necessary for life, including metabolism, growth, and reproduction.
What does the vacuole do?
The vacuole stores nutrients, waste products, and helps maintain turgor pressure in the cell.
What is the function of the cell wall?
The cell wall provides structure and support to plant cells.
What is the primary function of lysosomes in animal cells?
Lysosomes are responsible for digestion and waste removal in animal cells.
What is Mr. Mander's Favorite Organelle?
Chloroplasts!
List the three main components of the cell theory.
The three main components of cell theory are: 1) All living things are made of cells. 2) Cells are the basic unit of life. 3) All cells come from pre-existing cells.
What is the function of the nucleus?
The nucleus houses the cell's genetic material (DNA) and controls cell activities.
What is one major difference in the size of vacuoles between plant and animal cells?
Plant cells have one very large Vacuole
Name a structure that is typically found in animal cells but not in plant cells.
A structure found in animal cells but not in plant cells is the lysosome.
List three characteristics of living things.
Three characteristics of living things are: 1) Growth and development, 2) Reproduction, 3) Metabolism.
What is cell theory?
Cell theory states that all living things are composed of cells, cells are the basic unit of life, and all cells come from pre-existing cells.
What is the function of the mitochondria?
The mitochondria are responsible for producing energy (ATP) through cellular respiration.
What part of the plant cell does water, nutrients and waste move in and out of?
Cell Membrane
What organelle is responsible for energy production?
Mitochondria
What are the main differences between prokaryotic and eukaryotic cells?
Prokaryotic cells lack a nucleus and membrane-bound organelles, while eukaryotic cells have both.