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Documents Unit 2 Molecular Biology. Essential Ideas 2.1 - Living organisms control their composition by a...

PowerPoint Presentation Unit 2 Molecular Biology Essential Ideas 2.1 - Living organisms control their composition by a complex web of chemical reactions Basic Background…

Documents Organic Chemistry

Organic Chemistry Chapter 22-23 Organic Chemistry Study of carbon-based compounds Carbon has 4 valence electrons Carbon always forms 4 covalent bonds N (3), O (2), H (1)…

Documents 5.2 Reading the Periodic Table. Vertical Columns Known as families or groups Known as families or...

5.2 Reading the Periodic Table Vertical Columns Known as families or groups Elements in a column tend to have similar properties Also have the same number of valence, or…

Documents 8.5 Energy Focus 1: Living organisms make compounds which are important sources of energy.

8.5 Energy Focus 1: Living organisms make compounds which are important sources of energy The sun is the source of energy on Earth Sun Autotrophs make their own food by photosynthesis.…