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of 71 available terms
(2 exact duplicates found)

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5 Written questions

5 Matching questions

  1. crossing over
  2. zygote
  3. probability
  4. homologous chromosome
  5. homozygous recessive
  1. a Process when chromosomes exchange corresponding segments; puts nonparental combinations of alleles in gametes.
  2. b except for the nonidentical sex chromosomes, members of a pair have the same length, shape, and genes.
  3. c first cell of a new individual, fertilized
  4. d the chance a particular outcome of an event will occur; depends on the total number of outcomes possible.
  5. e a pair of recessive alleles at a locus on homologous chromosomes; e.g., aa.

5 Multiple choice questions

  1. Reproductive mode by which offspring arise from one parent and inherit that parent's genes only
  2. products of two or more gene pairs that influence a single trait
  3. All genes tend to stay together during meiosis but may be separated by cross-overs.
  4. identical alleles at a gene locus on the chromosome, AA.
  5. an allele that masks the effects of a recessive allele paired with it

5 True/False questions

  1. nucleosomeSmallest unit of structural organization in chromosomes; around a spool of histone proteins.


  2. phenotypespecific alleles carried by an individual


  3. cytokinesisCytoplasmic division


  4. anaphaseStage of mitosis when cell's chromosomes align midway


  5. adenine (A)A type of nitrogen-containing base in nucleotides; also, base-pairs with adenine; does not occur in RNA.