1) Suppose thatt everyone in your family (bloodline) has attached earlobes. Do you know with certainty what your gentype is? a) Your spouse also has attached earlobes, but both your children have unattached earlobes. What is your genotype, and what is your spouse's genotype?

Q: Suppose that two people having free earlobes start a family. Their first child has free earlobes and…

A: Inheritance is the process of transmitting the traits from parent to offspring. Traits of an…

Q: What is nondisjunction and the diseases?

A: Nondisjunction is a chromosomal disorder.

Q: What is the phenotype?

A: Inheritance patterns are of different type’s   Mendelian inheritance, incomplete dominance,…

Q: Hemophilia A is transmitted by an X-linked recessive gene.With an affected father, what is the…

A: Answer: Introduction: In X-linked recessive disorders, an affected father has a mutation in a gene…

Q: i) A couple each having sickle cell trait have five children. What is the probability that they will…

A: Sickle cell disease (SCD) is a genetic disorder that follows the autosomal recessive pattern of…

Q: is an attached earlobe a dominant or recessive trait?

A: Answer: Introduction: Attached earlobes and free earlobes both are representative demonstrate the…

Q: Jim and the members of his family do not have freckles. His maternal grandfather has freckles. What…

A: The allele combinations of a gene present in an organism determine the genotype and phenotype. The…

Q: What is required in the genotype of an individual to show a recessive trait?

A: Genotype  It is defined as the reference to the alleles (variants of the gene) an individual carries…

Q: What do the terms genotype, phenotype, dominant, recessive, homozygous, and heterozygous mean?

A: Genotype : is an organism's complete set of genetic material. Phenotype: is the set of observable…

Q: How and when does nondisjunction occur? What is the result of non-disjunction? In your own words

A: Cell division is the process by which a parent cell divides and makes two or more daughter cells. It…

Q: What is non Mendelian inheritance?

A: DNA is the universal genetic material. Genes located in nuclear chromosomes follow Mendelian…

Q: If someone was described as having homozygous Type B blood, what would be there genotype?

A: ABO blood group was first discovered by the Carl Landsteiner. This system is used to denote the…

Q: Explain why Down syndrome is more common in infants born to women older than 35 years of age?

A: A genetic disorder characterized by abnormal cell division in child resulting in extra (whole or…

Q: A mother has AB blood type has a child of AB blood type. What are all the possible genotypes of the…

A: Possible genotypes of father can be- IAIA , IAIO , IBIB, IBIO, IAIB

Q: Can you have a child with O blood type if the parents are A and B blood types?

A: Ans. There are traits that are controlled by three or more distinct forms of alleles (genes) in…

Q: If a child has type O blood and the mother is type A, then which ofthe following might be the blood…

A: Blood is a specialized connective tissue composed of two components plasma and formed elements.…

Q: Which gene  is inherited from the father only?

A: A gene is a stretch of nucleotides present in the DNA molecule. It encodes information for the…

Q: Could an individual with blood type O (genotype ii) be a legitimate child of parents in which one…

A: The ABO blood group system is present in human beings. There are four blood groups in the system,…

Q: Explain the Polygenic inheritance. ?

A: Genes are the basis of inheritance in all living organisms. Genes are sequences of DNA located…

Q: Given that the individual has a dominant phenotype, is it possible to determine its genotype?

A: The allele combinations of a gene present in an organism determine the genotype and phenotype. The…

Q: If the blood type of a person is O, does the person possess multiple alleles? Explain

A: Blood type in humans is broadly classified into four categories A, B, O, and AB depending on the…

Q: What pattern of inheritance do dominant traits show?

A: There are two types of chromosomes present in human: autosomes and sex chromosomes. The transmission…

Q: Which of the following genetic diseases is/are inherited as an autosomal dominant trait: sickle cell…

A: Introduction: Huntington's disease is an inherited disease that causes the progressive breakdown…

Q: What causes nondisjunction?

A: Chromosome is the package of densely packed chromatin fibres with DNA and histone proteins. In…

Q: Can a child have blood group O if his parents have 'A' and 'B'.explain.

A: Introduction: Blood type or blood group is a classification system defining the presence or absence…

Q: What is sickle cell anemia? What is the true inheritance pattern? How did scientists discover the…

A: ▪︎Sickle cell anemia is a disease in which the body produces abnormally shaped red blood cells that…

Q: Is the sickle cell allele dominant or recessive? Explain. What is sickle cell trait?

A: Sickle cell is a red blood cell trait. The red blood cells become sickle cell in shape.

Q: Is TT heterozygous dominant or recessive?

A: A diploid organisms contains two copies of a gene in two homologous chromosomes which are known as…

Q: What is an individual with a heterozygous genotype?

A: The genotype is a collection of genes and controls the genetic features of an organism.

Q: What is the genotype of a person without freckles?

A: Freckle is a disease caused by the excess production of melanin (skin pigment). On the exposure of…

Q: What are the types of non Mendelian inheritance?

A: To satisfy Mendelian inheritance, some assumptions should be taken. They are -  1. Organisms should…

Q: What two things influence an individual's phenotype?

A:

Q: Is blood type an example of pleiotropy?

A: Pleiotropy is a condition in which a single gene controls multiple phenotype characteristics or…

Q: What are some examples of non mendelian inherittance diseases?

A: According to the Mendelian inheritance the characteristics of an individual is determine by the…

Q: A man has type A blood and his wife has type B blood. A physician types the blood of their four…

A: Since you have asked multiple questions, we will solve the first question for you which is question…

Q: is AC genotype normal?

A: Genotype refers to the genetic constituation of an organism. The genotype in humans are AA, AS, AC,…

Q: Which of the following genetic diseases is/are inherited as an X-linked recessive trait: hemophilia…

A: Introduction The passing on of traits from parents to their offspring is known as heredity, also…

Q: a. Is the disorder being tracked dominant or recessive? How do you know? b. There is only one…

A: The first three questions will be answered at this point. You get the answers to the other questions…

Q: 2.Assuming your blood type is B, determine the expected blood groups of children which you might ABC…

A: Blood group is also called blood type. The presence or absence of hereditary antigenic compounds on…

Q: Can a person’s genotype be determined by their phenotype? Why or why not?

A: Gregor Johann Mendel was an Austrian Monk, who is known as the father of genetics published the…

Q: What are mendal's laws of inheritence?

A: Step 1 Inheritance is the process of receiving genetic information from the parents. The entire…

Q: Suppose a woman has four sons, and two are colorblind but have normal blood clotting and two have…

A: The normal female sex chromosome is denoted by X. The chromosome with color blind allele is denoted…

Q: Unattached earlobes (E) are dominant over attached earlobes (e) [Figure (a) and (b)]. If a woman…

A: Introduction  Sir Gregor Mendel is known as the Father of Genetics. He was the pioneer scientist who…

Q: In humans, having freckles is dominant to not having freckles. What are the possible genotypes with…

A: Dominant genotypes can exist in two forms homozygous and heterozygous and recessive genotypes are…

Q: Are all forms of Down syndrome due to non-disjunction?​YES​​​ or NO​?

A: Down syndrome is a genetic disorder caused when abnormal cell division results in an extra full or…

Q: Can 2 albino parents have a normal child? Explain.

A: Albinism: a. It is a congenital disorder characterized by a complete or partial absence of the…

Q: What is the probability of obtaining a triply recessive individualfrom the parents ?

A: Introduction  Sir Gregor Mendel is known as the Father of Genetics. He was the pioneer scientist who…

Q: What is it called when a disease is not hereditary?

A: Genetics is a study of genes, heredity, and genetic variation in an organism. Living 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.