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23 Cards in this Set
- Front
- Back
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Virus |
A virus is an infectious agent that replicates only inside the living cells of organisms |
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Hydrolysis |
Breakup of a molecule using water |
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Buffer |
A buffer solution minimises fluctuation in pH when small amounts of acids or bases are added to the solution. |
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Amphoteric |
A substance that's has both acidic and basic properties which means they act as good buffers (e.g. amino acids) |
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Purine |
Contains 2 carbon rings (e.g. Adenine and Guanine) |
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Pyrimidine |
Contains 1 carbon ring (e.g. Thymine, cystosine and uracil) |
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DNA |
Deoxyribonucleic acid |
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RNA |
Ribonucleic acid |
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Complimentary base pairing |
Two polypeptide chains held together by hydrogen bonds which are formed between the bases projecting from each chain. |
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How many H bonds do A and T form |
2 |
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How many H bonds do C and G form |
3 |
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Obligate parasite |
Must live their life cycle inside of a host cell. |
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TEM |
Transmission electron microscope |
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SEM |
Scanning electron microscope |
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Carbohydrate glycocalyx |
Carbohydrate rich coat that covers the outside of many cells and is used for recognition |
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Glycolipid |
Used for cullular communication |
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Glycoprotein |
Used as a surface antigen for recognition |
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Cholestrol |
Brochures structure the he membrane |
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Functions of me!brand proteins |
A ncore T ransport E nzyme A ntigen R eceptor |
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mRNA |
messenger RNA |
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tRNA |
Transfer RNA |
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rRNA |
Ribosomal RNA |
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Lysosomes |
Are membrane bounded organelles which contain digestive enzymes |
