852570
Description
Flashcards by Laura Perry, updated more than 1 year ago
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Created by Laura Perry
over 11 years ago
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| Question | Answer |
| Where and how is genetic information arranged? | The nucleus contains genetic information and it is arranged in chromosomes (long molecules of coiled DNA). |
| What is a gene and what is its function? | A gene is a short length of DNA that codes for proteins, the building blocks of cells. |
| What are alleles? | Alleles are the different variations that genes come in. |
| Four examples of structural proteins? | Skin, hair, blood and cytoplasm. |
| What kind of proteins are enzymes like amylase? | They are functional proteins, they help with digestion. |
| What is an organisms genotype? | The genes that the organism has. |
| What is an organisms phenotype? | The characteristics that an organism displays. |
| What are the two different factors that affect an organisms characteristics? | Genes (dimples or eye colour) and some are environmental (scars). |
| Give an example of a characteristic that is both environmental and genes? | Weight can be affected by both genes and environmental factors. |
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