Science definitions and terms 6th grade!!

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Passive Transport

Movement of molecules without the input of energy

Osmosis

passive transport of water by diffusion

active transport

protein binds to a particle and uses energy to move through the cell membrane

equilibrium

condition in which molecules of a substance are spread evenly throughout a space

producer

an organism that makes its own food

enzyme

a substance that speeds up a chemical reactions

exocytosis

a process by which vesicles release their contents outside the cell

metabolism

all of the activities that occur within the cells of an organism

diffusion

movement of molecules from an area of more molecules to an area of less molecules

consumer

an organism that cant make its own food

organic compound

compound containing carbon and hydrogen and is associated with living things

fermintation

process that releases energy without using oxygen

inorganic compound

a substance made of elements other than carbon

endocytosis

process of taking substances into a cell by surrounding it with the cell membrane

mixture

combination of substances in which each substance retains its own properties

matter

has mass and takes up space

energy

the ability to cause change

What causes dough to rise?

Yeast cells release energy in sugar and then CO2 raises it

what is the name of process of the bread called

alcoholic fermentation

carbon dioxide

CO2

_________ are organic compounds made of sugars and starches

carbohyrdrates

___________ are organic compounds that store energy

enzymes

__________ the movement of large molecules through the cell membrane out of the cell is called ________

exocytosis

If the movement of molecules requires energy it is

active transport

_____________ IS a process that releases energy when oxygen is insufficient

fermentation

__________ are organisms that cant make food

consumers

producers use light energy to make _________

glucose

Organic compounds that store important coded info in cells are______________

nucleic acids

the functions of the selectively permeable cell _______ is to allow some things to pass through it but not others.

wall

Bacteria are taken into cells by __________

endocytosis

organic compounds are compounds that always contain_________

carbon

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