Shared Flashcard Set

Details

Chap 3 - 3
cell functions
14
Science
7th Grade
11/10/2009

Additional Science Flashcards

 


 

Cards

Term
cell membrane B
Definition

controls what enters and exits the cell

 [image]

Term
cell wall P
Definition

protects and supports cell

[image]

Term
cytoplasam B
Definition

jelly-like substance surrounding organelles

[image]

Term
nucleus B
Definition

directs cell acivity

[image] 

Term
chromosomes B
Definition

coiled strands of DNA[image]

 

 

Term
centriole B
Definition

organizes movement of chromosomes during cell division

[image]

[image]

Term
ribosomes B
Definition

makes proteins by joining amino acids[image]

 

 

Term

 ER (rough or smooth) B

Definition

makes proteins and acts as internal delivery

system

makes lipids and breaks down drugs

[image]

 

  [image]

Term
mitochondria B
Definition

changes food into energy, "powerhouse"

[image][image]

 

 

Term
chloroplast P
Definition

changes suns energy into sugar through photosynthesis

[image]

Term

Golgi complex

Definition

Puts finishing touches on proteins and lipids

Puts them into vesicles to send them to another part of the cell or out of the cell

 [image]

Term
Vesicle
Definition

A sac of membranes that delivers materials throughout the cell

 


[image]

Term
Vacuole
Definition

Stores variety of materials and water – 

[image]

Term

Lysosome

Definition

Digestion of materials or old worn-out organelles

 [image]

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