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5 Written questions

5 Matching questions

  1. mutations are due to...
  2. biotechnology
  3. gene expression
  4. sexual reproduction
  5. after DNA is replicated..
  1. a -every body cell contains a complete set of identical genetic instructions
    -cells have selective activation of only the genes necessary for that cell
    - the environment can also affect the expression of genes
  2. b the cell divides to form two offspring cells, or daughter cells, each containing identical copies of DNA (mitosis)
  3. c contain half their genetic code from one parent and half from the other, making them similar but NOT identical
  4. d insertion, detection, or substitution
  5. e applying technology to biology, has been around for thousands of years

5 Multiple choice questions

  1. allows for offspring with high variation
  2. weak hydrogen bonds with may be broken to split into DNA into two single strands
  3. producing domestic animals and new variations of plants with desirable traits
    -animals are breed to contain less fat
    -fruits to be larger, sweeter, and longer lasting
  4. single stranded, contains U instead of T, for uracil
  5. attaching matching base pairs of DNA to each template

5 True/False questions

  1. single stranded DNA becomes...a template for a new DNA molecule to be made


  2. if a cell survives a mutation...the changed instructions will be passed on to all cells coming from in


  3. each subunit contains...a sugar, phosphate, and a nitrogenous base


  4. genetic engineeringa new technology used to alter the genetic instructions of organisms


  5. transfer moleculescontain the genetic code for all organisms


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