Bio First test
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22 terms
Terms | Definitions |
|---|---|
 Describe the parts of a atom | Nucleus, Protons, Neutrons, Electrons |
| Which part of the atom is the key to chemical bonding | Electrons |
| 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 |
| Ph scale | Scale to see how much H ions are in solution. 0-14 |
| Acid Solution | 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. |
| Alkaline Solution | has a ph higher than 7 |
| Organic Cmpounds | compound that contains carbon |
| 4 major organic compounds in the human body | Lipids, Protein, Nucleic acid, Carbs |
| Carbs | give you short term energy |
| Monosaccharides | Glucose, Fructose, Galactose |
| Disaccharides | sucrose, lactose, maltose |
| Polysaccharides | Starch, Glycogen, Cellulose |
| Lipids | Long lasting energy source |
| Proteins | Fight off sickness, replicate or repair cells |
| Protein Structure | Protein are a organic compound and are made of amino acids, which is assembled by informations in genes |
| 2 info molecules | RNA and DNA |
| Nucleic Units | Nucleotides |
| 4 Nucleotides in DNA | A,C,G,T |
| A,C,G,T | adenine (A) - a purine cytosine(C) - a pyrimidine guanine (G) - a purine thymine (T) - a pyrimidine |
| ATP Importance | It transports energy |
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