CHEMICAL COMPOUNDS Flashcards

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0
Q

Compound

A

A substance made of two or more elements chemically combined in a specific ratio, or proportion.

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1
Q

Element

A

A pure substance that cannot be broken down into other substances by chemical or physical means.

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2
Q

Organic compound

A

Compounds that have carbon.

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3
Q

Inorganic compounds

A

Compounds that don’t contain carbon.

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4
Q

Carbohydrate

A

An energy-rich organic compound, such as a sugar or a starch, that is made of the elements carbon, hydrogen, and oxygen.

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5
Q

Iipid

A

An energy-rich organic compound, such as a fat, oil, or wax, that is made of carbon, hydrogen, and oxygen.

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6
Q

Protein

A

Large organic molecule made of carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur.

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7
Q

Enzyme

A
  1. A type of protein that speeds up a chemical reaction in a living thing. 2. A biological catalyst that lowers the activation energy or reactions in cells.
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8
Q

Nucleic acid

A

A very large organic molecule made of carbon, oxygen, hydrogen, nitrogen, and phosphorus, that contains the instructions cells need to carry out all the functions of life.

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9
Q

DNA

A

Deoxyribonucleic acid; the genetic material that carries information about an organism and is passed from parent to offspring.

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