Discuss why bacteria are useful in biotechnology and genetic modification, limited to: (a) no ethical concerns over their manipulation and growth (b) presence of plasmids
Questions and Answers
Describe that bacteria are useful in biotechnology and genetic modification due to their rapid reproduction rate and their ability to make complex molecules
Describe that bacteria are useful in biotechnology and genetic modification due to their rapid reproduction rate and their ability to make complex molecules
Explain the role of yeast in the production of bread and ethanol
Explain the role of yeast in the production of bread and ethanol
Describe the role of artificial selection in the production of economically important plants and animals
Describe the role of artificial selection in the production of economically important plants and animals
Describe artificial selection (selective breeding) with reference to: (a) selection by humans of animals or plants with desirable features (b) crossing these to produce the next generation (c) selection of offspring showing the desirable features (d) repetition over many generations
Describe artificial selection (selective breeding) with reference to: (a) selection by humans of animals or plants with desirable features (b) crossing these to produce the next generation (c) selection of offspring showing the desirable features (d) repetition over many generations
Describe the development of strains of antibiotic-resistant bacteria, including MRSA, as an example of natural selection
Describe the development of strains of antibiotic-resistant bacteria, including MRSA, as an example of natural selection
Describe how the inherited features of a population can evolve over time as a result of natural selection
Describe how the inherited features of a population can evolve over time as a result of natural selection
Describe natural selection with reference to: (a) variation within populations (b) production of many offspring (c) struggle for survival, including competition for resources (d) reproduction by individuals that are better adapted to the environment than others (e) passing on of their alleles to the next generation
Describe natural selection with reference to: (a) variation within populations (b) production of many offspring (c) struggle for survival, including competition for resources (d) reproduction by individuals that are better adapted to the environment than others (e) passing on of their alleles to the next generation
Understand that ionising radiation and some chemicals increase the rate of mutation
Understand that ionising radiation and some chemicals increase the rate of mutation
State that mutation, meiosis, random mating and random fertilisation are sources of genetic variation in populations
State that mutation, meiosis, random mating and random fertilisation are sources of genetic variation in populations