Cell Theory
According to the Cell Theory, where do cells come from
Homeostasis is the process of keeping conditions inside the body ___ .
What is stable or balanced?
This organelle is known as the "control center" of the cell.
What is the nucleus?
According to Cell Theory, all living things are made of ___ .
What are cells?
Humans are made of many cells — they are called ________.
A: What are multicellular organisms?
T or F....
According to the Cell Theory prokaryote cells can cary out the funcitons of life
True
Sweating helps maintain homeostasis by lowering this.
What is body temperature?
This organelle produces energy for the cell from food.
What are mitochondria?
The second part of Cell Theory states that cells are the basic unit of ___ .
What is structure and function?
This scientist is credited with discovering cells in cork.
Who is Robert Hooke?
T or F
Hooke and van Leeuwenhoek paved the ways for wide acceptance of cells...
True
This body system helps control water balance and waste removal.
What is the excretory system?
This organelle is responsible for making proteins in the cell.
What are ribosomes?
The third part of Cell Theory says all cells come from these.
What are pre-existing cells?
Cells in animals are surrounded by this flexible layer.
What is the cell membrane?
The Cell Theory states....
All living things are made of cells,
Cells come from pre-existing cells,
Cells are the most basic unit of life
The cell membrane works to maintain homeostasis by controlling the movement of ___ .
What are substances (materials) in and out of the cell?
Plant cells have this organelle to capture sunlight for photosynthesis.
What is the chloroplast?
This scientist made the microscope and observed "animalcules" in pond water.
Who is Anton van Leeuwenhoek?
Groups of similar cells working together form this.
What is tissue?
Cell division proves the Cell Theory in what way?
Cell division demonstrates that cells come from pre-existing cells
Blood sugar is controlled by this hormone.
What is insulin?
This organelle packages and ships materials within or outside the cell.
What is the Golgi apparatus?
These two scientists concluded plants and animals are made of cells.
Who are Schleiden and Schwann?Who are Schleiden and Schwann?
This type of tissue covers surfaces and lines organs.
What is epithelial tissue?