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bio chapter 1 & 2
| Term | Definition |
|---|---|
| population | species that make up a community |
| community | larger than population |
| abiotic | non living |
| biotic | living organisms |
| homo sapien | human |
| examples of non living things | rocks, air, sunlight, temperature, water |
| examples of living things | frogs, bugs, wood, fish |
| homeostasis | maintaining the same state |
| evolutions | variations, which is genetic leaving only strongest suited to survive |
| atoms are made up of what | protons and neutrons |
| where are protons and neutrons located | in the nucleus |
| what surrounds the nucleus | electrons |
| what is the smallest particles of elements | atoms |
| what charge is protons | positive |
| what charge is electrons | negative |
| what charge is neutrons | neutral |
| how many protons are in hydrogen | 1 |
| how many protons are in carbon | 6 |
| how many protons are in oxygen | 8 |
| ionic bond | the giving or taking of electrons to fill outer shell |
| covalent bond | sharing a pair of electrons to fill outer shell |
| how does a hydrogen bond form | between slightly positive and slightly negative charges of polar covalent molecules |
| what does the pH scale measure | hydrogen ions |
| pH7 | neutral; pH |
| pH over 7 | a base |
| pH under 7 | a acid |
| disaccharides | sucrase and lactose |
| phospholipids | crucial in their functioning in cell membrane |
| saturated fats | fatty acid carbons are bound to as much hydrogen as possible |
| solid | saturated fats are what at room temperature |
| what kind of fat is animal fats | saturated |
| unsaturated fats | not bound to as much hydrogen as possible |
| transfat | a type of unsaturated fat that is even less healthy than saturated fats |
| diverse proteins | proteins have the most diverse range of functions |
| protein functions | transport, enzymes, structural, energy storage |
| denaturation | protein shape change |
| types of DNA nucleotides | A, T, G & C |
| types of RNA nucleotides | A, U, G & C |
| nucleotide | is made up of three components |
| what three components are a nucleotide made up of | nitrogenous base, a pentose sugar and a phosphate group |
Created by:
kearstinlaird