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Biology- Genes, Chromosomes and DNA
Fichas del conjunto (9)
- 1Where and how is genetic information arranged?The nucleus contains genetic information and it is arranged in chromosomes (long molecules of coiled DNA).
- 2What 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.
- 3What are alleles?Alleles are the different variations that genes come in.
- 4Four examples of structural proteins?Skin, hair, blood and cytoplasm.
- 5What kind of proteins are enzymes like amylase?They are functional proteins, they help with digestion.
- 6What is an organisms genotype?The genes that the organism has.
- 7What is an organisms phenotype?The characteristics that an organism displays.
- 8What are the two different factors that affect an organisms characteristics?Genes (dimples or eye colour) and some are environmental (scars).
- 9Give 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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- Descripción
- Flash Cards that are inline with the OCR 21st Century Biology GCSE Unit B1- You and Your Genes
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- Laura Perry
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