Shared Flashcard Set

Details

Cells 2
Voacb
15
Science
7th Grade
09/08/2014

Additional Science Flashcards

 


 

Cards

Term
Chemical Reaction
Definition
Bonds between atoms are broken and new bonds form to make different molecules
Term
Carbohydrates
Definition
Provide the cell with energy
Term
Lipids
Definition
The fats, oils, and waxes found in living things
Term
Proteins
Definition
Are made of smaller molecules called amino aids
Term
Nucleic acid
Definition
The molecules that hold the instructions for the maintenance, growth, and reproduction of a cell
Term
Chemical energy
Definition
The energy stored in the bonds between atoms of every molecules
Term
Glucose
Definition
Major energy source for most cells is stored in a sugar molecule
Term
Photosynthesis
Definition
The process that plant cells use to change energy from sunlight into chemical energy
Term
Chlorophyll
Definition
A light-absorbing pigment or colored substance, that traps the energy in sunlight
Term
Cellular respiration
Definition
Cells use oxygen to release energy stored in sugars such as glucose
Term
Fermentation
Definition
Process by which cells release energy without oxygen
Term
Diffusion
Definition
Process by which molecules spread out, or move from areas where there are many of them to areas where there as fewer of them
Term
Passive transport
Definition
Materials move without using the cell's energy
Term
Osmosis
Definition
Diffusion of water through a membrane is given a special name
Term
Active transport
Definition
Process of using energy to move materials through a membrane
Supporting users have an ad free experience!