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Chemical Compounds in Cells
Grade 7 Chapter 3 Lesson 1
Terms in this set (14)
any substance that cannot be broken down into simpler substances
form when two or more elements combine chemically
provide quick energy, such as a sugar or a starch, made of the elements carbon, hydrogen, and oxygen
store energy long term, such as fat, oil, or wax, that are made of mostly carbon and hydrogen and some oxygen
cell organelles are made of and also part of cell membrane made of carbon, hydrogen, oxygen, nitrogen, and, in some cases, sulfur
a group of proteins that speed up chemical reactions in living things
DNA or RNA - genetic information, instructions for the cell
some things come in while others cannot
type of passive transport that requires NO energy and moves from high concentration to low.
type of passive transport that requires NO energy but deals only with water
Type of passive transport that requires NO energy but needs a helper protein to fit larger molecules into cell
requires energy because molecules move from LOW concentration to HIGH concentration
Facilitated Transport Image
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