1.Fill in the gaps: The base sequence of _____________ is altered by mutations. This changes or prevents the production of the ____________ for which the gene normally codes.
2.Production of insulin: The human gene for insulin production is _________________. The gene is ____________ and removed using an enzyme. A ring of _______________ DNA is cut open using an enzyme. The section of human DNA is inserted into the ______________. tHE ________is reinserted into the bacterium where it ____________ rapidly. The bacteria are _____________on a large scale to make insulin.
3. Which of these is NOT a problem caused by selective breeding?
May damage wildlife in surrounding areas, more likely to suffer genetic disease, Less genetic variation in future populations
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