Describe the parts of a atom
Nucleus, Protons, Neutrons, Electrons
Which part of the atom is the key to chemical bonding
Describe the ionic bond
nonmetals + metal. add/lose electrons
Describe the covalent bond
Sharing the electrons
Describe hydrogen bond
A weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative
Scale to see how much H ions are in solution. 0-14
Any water solution that has more hydrogen ions (H+) than hydroxide ions (OH[[minus]]); any water solution with a pH less than 7. Compare basic solution, neutral solution.
has a ph higher than 7
compound that contains carbon
4 major organic compounds in the human body
Lipids, Protein, Nucleic acid, Carbs
give you short term energy
Glucose, Fructose, Galactose
sucrose, lactose, maltose
Starch, Glycogen, Cellulose
Long lasting energy source
Fight off sickness, replicate or repair cells
Protein are a organic compound and are made of amino acids, which is assembled by informations in genes
2 info molecules
RNA and DNA
4 Nucleotides in DNA
adenine (A) - a purine
cytosine(C) - a pyrimidine
guanine (G) - a purine
thymine (T) - a pyrimidine
It transports energy
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