BS L9
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Questions and Answers

Which blood type combination is NOT possible for a child if the mother has O blood type?

  • O
  • A
  • B
  • AB (correct)

What is the blood type of the father if a child has type B blood?

  • A
  • AB
  • B (correct)
  • O

What is the blood type of a mother who has a child with type B blood?

  • A (correct)
  • O
  • B
  • AB

What is the Rh factor of a person who can develop antibodies against Rh positive blood?

<p>Rh negative (B)</p> Signup and view all the answers

What can cause problems during pregnancy due to Rh incompatibility?

<p>Rh positive blood (B)</p> Signup and view all the answers

Which type of non-Mendelian inheritance occurs when one gene affects multiple traits?

<p>Pleiotropy (B)</p> Signup and view all the answers

What is the phenotypic ratio in a dihybrid cross according to Mendelian genetics?

<p>9:3:3:1 (A)</p> Signup and view all the answers

What is the probability of inheriting a specific allele in a monohybrid cross?

<p>50% (B)</p> Signup and view all the answers

Which type of dominance results in a phenotype of the heterozygote that is intermediate between the homozygous phenotypes?

<p>Incomplete dominance (C)</p> Signup and view all the answers

What is the role of the environment in altering an individual's phenotype?

<p>The environment can alter an individual's phenotype, not genotype (B)</p> Signup and view all the answers

Which of the following is an example of incomplete dominance?

<p>Color gene in flowers (B)</p> Signup and view all the answers

Which of the following is an example of co-dominance?

<p>Coat color in cattle (A)</p> Signup and view all the answers

Which of the following is an example of multiple alleles?

<p>ABO blood group (D)</p> Signup and view all the answers

Which of the following is an example of over dominance?

<p>Sickle cell anemia (A)</p> Signup and view all the answers

Which of the following is NOT a type of non-Mendelian inheritance discussed in the text?

<p>Pro dominance (D)</p> Signup and view all the answers

Which of the following is an example of pleiotropy?

<p>Sickle cell anemia (B)</p> Signup and view all the answers

What is the phenotypic ratio for a double heterozygote cross?

<p>9:3:3:1 (B)</p> Signup and view all the answers

Which of the following is an example of incomplete dominance?

<p>Cross between red and white flowers producing pink offspring (A)</p> Signup and view all the answers

What is the probability of inheriting a specific trait?

<p>25% (A)</p> Signup and view all the answers

Which of the following is an example of environmental influence on phenotype?

<p>Hydrangeas and flower color (A)</p> Signup and view all the answers

Which of the following is true about gene notation and dominance relationships?

<p>Genes are denoted with a big letter and alleles are denoted with little symbols (C)</p> Signup and view all the answers

Which of the following is true about ABO blood groups?

<p>ABO blood groups display codominance (B)</p> Signup and view all the answers

Which of the following is true about blood types?

<p>Type B blood has one dominant B allele and one recessive O allele (C)</p> Signup and view all the answers

Which of the following is true about blood transfusions and donations?

<p>Type AB can receive any blood type (A)</p> Signup and view all the answers

Which of the following is true about blood type combinations?

<p>A combination of one A allele and one O allele results in type A blood (A)</p> Signup and view all the answers

Which of the following best describes the ABO blood type system?

<p>The A and B alleles are co-dominant to each other, and both are dominant to the O allele. (A)</p> Signup and view all the answers

Which of the following best describes the phenotype of individuals with type AB blood?

<p>They have both A and B antigens on the surface of their red blood cells. (B)</p> Signup and view all the answers

Which of the following best describes polygenetic inheritance?

<p>It occurs when multiple genes influence a trait that shows continuous variation. (A)</p> Signup and view all the answers

Which of the following best describes pleiotropy?

<p>It occurs when a single gene affects multiple traits. (A)</p> Signup and view all the answers

Which of the following best describes epistasis?

<p>It occurs when one gene masks or affects the expression of another gene. (D)</p> Signup and view all the answers

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