Cell Test P4 Anna Himes
All about the cell
Terms in this set (27)
All living things are made of _____
Name the 5 characteristics of living things
1. All living things have cells 2. All living things reproduce 3. All living things grow and develope 4. All living things respond to stimuli 5. All living things need and use energy
Name the 7 needs of living things
Energy (sun), food, water, air, temperature, space, habitat
What is the Cell Theory?
1. All organisms are made up of one or more cells 2. Cells are the basic units of structure and function in all organisms 3. All cells come from cells that already exist
Compare and Contrast animal and plant cells
1. Animal cells are rounder in shape than plant cell (plant cells are more square-like) 2. Plant cells have one large vacuole while animal cells have a bunch of small ones 3. Plant cells have a cell wall, animal cells do not
What are organelles?
Structures inside a cell that perform a particular function for the cell
What is the nucleus?
The cell's control center; it stores the cell's genetic information and controls the cell's functions
What is the nuclear membrane?
The thin membrane around the nucleus
What is mitochondria?
Organelles that produce energy for the cell
What are ribosomes?
Tiny organelles that produce protein for the cell
What is the cytoplasm?
A watery fluid that surrounds everything inside the cell
What are vacuoles?
Organelles that store water, food, other materials that the cell needs, and waste products
What are chromosomes?
Structures that direct cell growth and reproduction and hold the genetic information that is passed on to new cells
What is the endoplasmic reticulum?
An organelle that functions as the cell's transportation system
What is the cell membrane?
A flexible, thin protective layer around a cell that helps to control what goes in and out of the cell
What is the cell wall?
A thick outer layer of cellulose that gives plant cells added support and strength
What are chloroplasts?
Metabolic centers that contain the green pigment in chlorophyll
What are lysosomes?
Organelles that recycle worn-out cell organelles and metabolized material for the body to reuse
The theory that living things can come from other non-living things
The study of cells
Tools that help us see organisms that are to microscopic for the human eye
The sum of the chemical activities taking place inside a living vell or organism
One-celled organisms without a nucleus
Cells with a nucleus