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Genetics Formative (take out a blank piece of paper #1-6. 1. Which of the following is NOT TRUE of a gene pair? A: they are located on homologous chromosomes B: they code for the same traits C: the alleles can be identical or different D: the nucleotide sequences are always identical. 2.
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1 • Which of the following is NOT TRUE of a gene pair? • A: they are located on homologous chromosomes • B: they code for the same traits • C: the alleles can be identical or different • D: the nucleotide sequences are always identical
2 • If the probability ofthe offspring to show a recessive trait is 50%, and one parent shows the dominant phenotype, then what are the parent genotypes? • A: Aa x Aa • B: AA x aa • C: AA x Aa • D: Aa x aa
3 • What do the individual letters (outside of the punnett square) represent? …………The possible alleles in … • A: egg and sperm • B: zygotes
4 • If an organism possesses the recessive trait for claws, then what could be the genotypes of the parents? (more than one answer) • A: AA x aa • B: AA x Aa • C: Aa x Aa • D: Aa x aa • E: aa x aa
5 • If all of the offspring of CONTINUOUS genetic crosses possess the same traits… then the parents MUST BE: (more than 1 answer) • A: purebred • B: hybrid • C: homozygous • D: heterozygous
6 • If black eyes is dominant over blue, which of the following is the actual genotype of this cat? • A: BB • B: Bb • C: bb • D: not sure if it is BB or Bb.