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Biology II. Chapter 12 Quiz. If you inherited an A allele from your mom and an O allele from your dad, what blood type would you have?. A. Change in a gene due to damage or incorrect copying. mutation. X and Y chromosomes are also known as the ____ chromosomes. sex.

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biology ii

Biology II

Chapter 12 Quiz

slide2
If you inherited an A allele from your mom and an O allele from your dad, what blood type would you have?
  • A
a diagram in which several generations and the occurrence of genetic characteristics are shown
A diagram in which several generations and the occurrence of genetic characteristics are shown
  • pedigree
name 3 ways you can assess the risks of passing on a genetic order to your children
Name 3 ways you can assess the risks of passing on a genetic order to your children
  • Analysis of a pedigree
  • Genetic counseling
  • Prenatal testing
name 3 possible effects of a mutation
Name 3 possible effects of a mutation
  • Can be helpful
  • Can be harmful
  • Can be neutral
slide10
Mutation caused by a piece of DNA breaking away from it chromosome and becoming attached to a nonhumologous chromosome
  • translocation
slide12

If you cross a white-eyed female Drosphila and a red-eyed male Drosphila, what proportion of the female will have white eyes and what part of the males will have white eyes?

  • None and all
because the allele for colorblindedness is on the x chromosome colorblindedness is related to
Because the allele for colorblindedness is on the X chromosome, colorblindedness is related to…
  • sex
slide15
If both parents carry the recessive allele that causes cystic fibrosis, what is the chance that their child will develop the disease?
  • One in four
slide16

If a heterozygous red eyed female is crossed with a red-eyed male, how much of the male offspring will have red eyes and how many will have white eyes?

  • ½ will have red eyes and ½ will have white eyes
slide20

If a certain disease occurs equally in males and females and all the children with the disease had parents with the disease, then the disease is…

  • Autosomal dominant
slide22
Short sections of DNA that are associated with particular genes and are used to help diagnose genetic disorders
  • Genetic markers
slide23
If a man and woman have the same genotype for a trait, but only one of them shows that trait, it shows that the trait is..
  • Sex influenced
how much of the time are two genes that are one map unit apart separated by crossing over
How much of the time are two genes that are one map unit apart separated by crossing over?
  • 1% of the time