Shared Flashcard Set

Details

Science Lesson 1 - 3 Quiz
Mrs. Griffin's Quiz
23
Science
7th Grade
04/29/2016

Additional Science Flashcards

 


 

Cards

Term
What is ONE function of a cell's nucleus?
Definition
controls the cell

(like a brain)
Term
What is a SECOND function a cell's nucleus?
Definition
protects DNA
Term
What is the basic unit of life?
Definition
cell
Term
What type of cells have a cell wall?
Definition
plant
Term
How much of a cell is made up of water?
Definition
2/3
Term
What did Mathias & Schwann identify as the basic unit of all living things?
Definition
cell
Term
What is the difference between prokaryotic cells and eukaryotic cells?
Definition
PRO = NO nucleus

EU = NUcleous
Term
What is the function of the large central vacuole in a plant cell?
Definition
Stores food, water & waste - helps with the structure of the plant

(Sweeps it up & stores it like a vacuum.)
Term
What are the 4 main types of molecules found in the cells of living things?
Definition
Carbohydrates, Lipids, Nucleic Acid, Protein

Carbs for Lunch = nap
Term
What is the most important compound found in the human body?
Definition
water

What can we NOT live without? WATER
Term
What happens to body cells which lose too much water?
Definition
shrivel up and die
Term
What is the function of the cell membrane?
Definition
It is the cell barrier. Allows things in & out of the cell.
Term
What is the function of the nucleus?
Definition
controls the cell,
protects DNA,
contains hereditary material
Term
What is the function of the mitochondria?
Definition
provides ENERGY (think MIGHTY)
Term
What is the function of the cell wall?
Definition
protects the cell and gives it shape
Term
What is the function of the vacuole?
Definition
storage (food, water, waste) Think bag on the vacuum cleaner.
Term
What is the function of the rough endoplasmic reticulum?
Definition
carries materials throughout the cell

Think: Ladies carry a reticule (purse).
Term
What is the function of the golgi complex?
Definition
packages & ships proteins

Think: Ship pkgs. with Fed Ex.
Term
What is the function of the ribosomes?
Definition
protein synthesis
Term
What is the function of the lysosomes?
Definition
breaks down food & worn down cells
Term
[image]
Definition
[image]
Term
[image]
Definition
[image]
Term
What is the function of the cytoplasm?
Definition

jelly like material around organelles Think Ghost Busters:

https://youtu.be/7_pR6mUYtOo

[image]
Supporting users have an ad free experience!