What is Polygenic Inheritance? A) When one gene has many effects

Q: Curley hair is due to a dominant allele and while straight hair is due to a recessive allele in…

A: The answer is (D) All of the above.   Please find the description in step2.

Q: A mutation in a primary determinant does not cause a phenotype in every individual who gets the…

A: It is a change that occurs in our DNA sequence,  due to mistake when DNA is copied or as the result…

Q: As discussed in the text, almost 5% of Caucasians carry a recessive gene for cystic fibrosis. Until…

A: Cystic fibrosis is an inherited disease which is characterized by formation of thick, sticky mucus…

Q: Which of the following is an example of how genotype and environmental factors can work together to…

A: The phenotypic expression is basically guided by the genotypic composition of an individual. however…

Q: In humans, the ability to smell hydrocyanic acid (HCN) is inherited as a recessive trait (h = can…

A: In this scenario, the ability to smell hydrocyanic acid (HCN) is a recessive trait represented by…

Q: Based on the observed inheritance pattern and ratio of phenotypes, what are the genotypes of the…

A: Cystic fibrosis is an autosomal recessive Inheritance. It affects the digestive system and lungs. It…

Q: 1 The pedigree chart is for a family, some of whose members exhibit a particular trait. Affected…

A: Pedigree is a family trait in which we observe the transmission of a particular trait from one…

Q: Which of the following statements is true regarding the inheritance of a human X-linked recessive…

A: A recessive trait is the trait that expresses only when present in 2 copies i.e expresses only when…

Q: A cross between a horse homozygous for red hair and a horse homozygous for white hair results in…

A: Since you have asked multiple questions, we will answer only first question for you. In order to get…

Q: Identify the specific mode of inheritance. 1.) Mae is affected with the disease phenylketonuria…

A: Hi, Thanks For Your Question.  1.) Mae is affected with the disease phenylketonuria (PKU). The PKU…

Q: Recessive alleles may be expressed in a child if they are inherited ... (Choose all that apply)…

A: X-linked Recessive diseases are those genetic diseases that are caused by the mutation of genes on…

Q: Analyze a cross and identify non-Mendelian pattern of inheritance in non-allelic genes (normal…

A: Answer : a) recessive epistasis Recessive epistasis is a condition in which the expression of first…

Q: uestion 3 (1 point) Suppose that a grandfather, mother, and son all have the same homozygous…

A: Non Mendelian inheritance is a mode of inheritance in which there is no dominant or recessive…

Q: For an X-linked recessive disease where the father is unaffected: a) An affected father cannot pass…

A: When it is an X linked recessive pattern of inheritance, disease can only be manifested when it is…

Q: Name 5 genetic diseases/disorders caused by chromosome mutation, the chromosomes involed and their…

A: Inheritance is the process by which the parental characters are are passed on from the parents to…

Q: In a woman who is a carrier of a mutant OTC deficiency allele, her sons who receive the mutant…

A: An alteration in the ornithine transcarbamylase (OTC) gene results in the genetic disorder known as…

Q: Which is NOT true about Down syndrome: A) The increased risk of Down Syndrome correlates with the…

A: Genetic disorders can be outlined as the clinical conditions, which occur in the body of an…

Q: If a single expressed gene can affect multiple traits at once, what would be the most precise manner…

A: The examination of genes and inheritance, or how particular characteristics or traits are…

Q: Based on the following pedigree, a) what is the mode of inheritance and b) what is the genotype of…

A: The pedigree shows autosomal dominant inheritance Autosomal inheritance because of chances of…

Q: Genetic Markers are___Portions of a ___whose inheritance patterns can be followed A) unidentifiable,…

A: Genetic markers can be described as DNA sequences whose positions on chromosomes are predefined.…

Q: I. II. III. 1 1 2 2 ? 3 3 In the pedigree above, there could be carriers that are not marked. For…

A: PEDIGREE ANALYSIS: The analysis of the diagram or chart that represents a family's genetic history…

Q: A particular person is said to be a carrier of a genetic trait. What does this tell you about their…

A: BASIC INFORMATION USED IN GENETICS HETEROZYGOUS - Every gene has two characters one being the…

Q: If a Mother's genotype is IAi and her Daughter's genotype is ii and the mother claims a man who is…

A: Note: In this question, there is no part c that could be used to answer part d. So we will solve the…

Q: What is extranuclear inheritance? Describe three examples

A: DNA is the genetic material found in all prokaryotic and eukaryotic cells. DNA is double stranded…

Q: Suppose that a grandfather, mother, and son all have the same homozygous dominant genotype for a…

A: Non-mendelian inheritance is the type of inheritance in which the complex genetic basis is…

Q: Two parents who do not have a condition have a daughter who has the condition. Which of the…

A: Gregor Mendel recognized that there are two hereditary factors. The terms gene and allele were yet…

Q: a) What is the chromosomal abnormality associated with Fragile-X Syndrome?   b) What is the…

A: Fragile X syndrome is a genetic condition which causes many problems in development.

Q: Why must the carrier of a genetic disease be heterozygous?

A: Homozygous means a person carries two identical pair of the gene whereas heterozygous means the…

Q: Will insurance companies be able to deny coverage or even treatment of illnesses that can now be…

A: The term insurance coverage refers to the amount of risk or liability covered by insurance services…

Q: Recessive genetic disorders are more frequent than disorders inherited as dominant because : a)…

A: Recessive genetic disorders are genetic conditions which can cause disease in an individual only…

Q: Suppose a man with color blindness, an X-linked recessive trait, has children with a woman who is a…

A: The alleles are generally of dominant and recessive type and some other forms like codominant and…

Q: Could the trait indicated in the pedigree above be caused by an autosomal gene? Hint: consider each…

A: Each gene that codes for a specific protein exists as two variants known as alleles. Alleles can…

Q: Explain the central dogma of inheritance. Cite a specific example

A: Introduction: The hereditary substance in humans and almost all other animals is DNA, or…

Q: Suppose that a grandfather, mother, and son all have the same homozygous dominant genotype for a…

A: Non-mendelian inheritance is a type of inheritance in which inheritance is not based on Mendel laws.…

Q: 2. Hemophilia is an X linked recessive trait. There is a woman who is a carrier for hemophilia and…

A: The disease Haemophilia is an X linked inheritable genetic disorder that impairs the clotting…

Q: 12. The spindle checkpoint ensures that all chromosomes are attached to the mitotic spindle. If this…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Albinism is inherited through a recessive allele (a). Juan has normal skin color. His Mom and Dad…

A: Genotype means the alleles constituting the genetic composition and responsible for the expressing…

Q: How is pedigree analysis used to determine whether a trait is inherited in an autosomal-dominant,…

A: To study the inheritance of various genes in human beings one method has been used which is known as…

Q: 7. Figure 3 shows the karyotypes of two individuals suffering from a genetic disorder. 6. 10 11 10…

A: Answer- Genetic disorder can be of two different types that is- DNA mutation Chromosomal disorder…

Q: If traits are inherited together, for example if Mendel found that this pea plant always had yellow…

A: Mendel applied mathematical modeling to the genetics problems. He chose the pea plant and studied…

Q: Determine the patterns of inheritance of the following X-linked dominant cases by giving the results…

A: X Linked dominant inheritance means the genes present in X chromosomes, if the gene has dominant…

Q: When a pair of alleles that an individual carry are the same, the person is said to be_____ for the…

A: Alleles are defined as the genes which carry a particular character or trait. Diploid organisms…

Mitochondrial Mutations

A mitochondrion is a cellular organelle that serves as the site for cellular respiration and energy production (ATP or Adenosine Triphosphate). It is a double-membrane-bound organelle and is only present in eukaryotic cells.