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ChemistryOf

Life

Unit 6 Lesson

2

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What are Atoms and Molecules?

Atoms Are the Building Blocks of Matter. Everything is made of matter. ot all atoms are the same. More than one atom chemically !oined is a molecule. Every di"erent ty#e of atom is an element. $More info%

&eriodic ta'le.( 6 elements make u# most of the human 'ody)

*+ygen % 6,- ar'on % /0.,- 1ydrogen % .,- itrogen %3.3- alcium %/.,- &hos#horous % /- / others % /.2-

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Li#ids &roteins ar'ohydrates

A li#id is a fat

molecule or amolecule 4ithsimilar #ro#erties.Many !o'sincluding storingenergy for 4henneeded. 5oes notmi+ in 4ater.

Li#ids include)Wa+es andteroids.

&rotiens are made

of amino acids.&rotein rich foodslike #eanut 'utteror meat are usedto make moreamino acids inorder to makemore #rotiens.

7hose #roteins areused to 'uild andre#air 'odystructures as 4ellas regulate them.&rotiens calleden8ymes hel#chemical

#rocesses.

ar's aremolecules thatinclude sugar9starch9 and :'er.ells 'reak car's toe+tract energystored in the car's.ar's containcar'on9 hydrogen9and o+ygen atoms.

im#le ar'sconsist of one ormore sugarmolecules linkedtogether. om#le+ar's like starchconsists of manysugar molecules.

&asta is a greatsource of com#le+

A numolinfoMadmolnucty#eall c5Athat

mak#rotarranuc5Aof renuccell

amito '

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/. A ;;;;;;;;;; is a chain of sugars that stores energy.2. ;;;;;;;;;;;;;;;;; is a nucleic acid 'uild u#.3. ;;;;;;;; are made of amino acids.

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ross4ord7ime>>>>>>>>>>

f Mrs. Arango a##roves 7.A@s may you #lease #ass out the 4orkshe

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uess 7his Word

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7ankntentionally s#elled 4rong.