Imagine you are a genetic counselor advising a young couple who want to have a child together. Both the woman and the man have achondroplasia. Complete the Punnett square to see their possibilities for allele inheritance. Then use the Punnett square to answer the question.     What is the probability that a child they have will not have achondroplasia?   100%   75%   25%

Q: A mother who is heterozygous for Huntington’s disease (child from mother in #8) and a father who is…

A: Huntington’s disease is an autosomal dominant diseases which means that single copy of a defective…

Q: In a family of seven children, a.what is the probability of having 4 boys and 3 girls? b.1 boy and…

A: We know that when two people who are both heterozygous for a simple Mendelian autosomal gene alpha…

Q: At the beginning of the film, you were introduced to Davaun and Skyy Cooper, who both have sickle…

A: The haemoglobin gene has a recessive allele that causes sickle cell anaemia. To have the condition,…

Q: What is the probability that their next child will be affected?

A: Cystic fibrosis is an inherited disease that leads to affecting the glands which results in mucus…

Q: In the following cases of disputed paternity, determine the probable father by writing Father 1 or…

A: Blood type (also known as blood type) is a classification of blood-based on the presence and absence…

Q: What is the probability of a child having a recessive disorder if both parents are heterozygous…

A: Since disease is caused by recessive inheritance, all genes in a pair must be defective to cause…

Q: A man with Type AB blood is married to a woman with Type O blood. They have 2 natural children and…

A: There are 4 different types of human blood groups: A B AB O

Q: Mary and Dai both have freckles (a dominant trait). Their first child, Mariko, does not have…

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

Q: Which of the following rows correctly identifies the relationship between the blood type alleles IA,…

A: It is used to denote the presence of one or both, or neither of A and B antigen on Red blood cells.…

Q: What could you deduce from the characteristics of your child? Is the genetics of variation as simple…

A: Variations are the differences in the genetic makeup or phenotype of various organisms.

Q: If I got an A from my father and a O from my mother for my genotype. How would my phenotype be…

A: An allele is one of several different forms of genetic information that is present in our DNA at a…

Q: tance laws apply, and a trait is either completely dominant or recessive. Eye color: Br - dominant…

A: Sir Gregor Mendel was a priest and a teacher who did the famous hybridization experiment on garden…

Q: Jo does not have a bent little finger, but his parents do. What is the expected phenotypic ratio…

A: The phenotypic proportion or ratio is a quantitative connection between phenotypes showing the…

Q: Duchenne muscular dystrophy is an inheritable disorder that results in muscle weakness, leading to…

A: Dichenne muscular dystrophy is a Genetic disorder which show X linked recessive inheritance pattern.…

Q: If a woman who is a carrier for Tay-Sachs has children with a man who is not a Tay-Sachs carrier,…

A: Tay-Sachs disease is an autosomal recessive disorder. They are passed from the parents to the…

Q: Parents Genotype :   Bb/bb – Eye Color - (brown eyes dominant , blue eyes recessive)   Dd-…

A:

Q: Parents Genotype :   Bb/bb – Eye Color - (brown eyes dominant , blue eyes recessive)   Dd-…

A: Sarah BbDdcc James bbDdCc this is the allele of 2 parent :

Q: Draw a pedigree chart for the family described below and use the chart to determine the genotype or…

A: Pedigree is a family chart drown by genetic councillor by the use of some symbols to determine a…

Q: Gray seed color in peas is dominant to white.  Assume that Mendel conducted a series of experiments…

A: The Mendelian genetics involved two types of crosses majorly that included the study of one…

Q: If both parents are heterozygous for an autosomal trait (Aa), what is the probability that their…

A: The progeny inherit half of the genes from the father and half from the mother.  The gene content of…

Q: Which of the following best describes Mendel's law of independent assortment? For this question,…

A: A gene is a unit of genetic material. Alleles are the alternative form of genes present on the…

Q: a) Probability that their child will have three recessiveness: no freckle, no dimples, and has…

A: A- the Probability that their child will have three recessiveness: no freckle, no dimples, and has…

Q: If a woman has blood type A and a man has blood type O, what are the possible blood types of their…

A: Blood type refers to the whole-blood system that is classified based on the red blood cell antigens…

Q: If the woman (phenotypically normal) in question 5(a) married to a color-blind man and already had a…

A: Colorblindness is an X-linked disorder. As females have 2 X chromosomes, they have less chance of…

Q: A boy who is color blind has two normal parents (who are not color-blind). What is the probability…

A: Color blindness is an X-linked recessive disease. The recessive allele Xc is responsible for the…

Q: If Marge’s father is a heterozygous tall Zork and her mother is a short Zork, what isMarge’s…

A: A Punnett square is a graphical presentation of the potential genotypes of an infant emerging from a…

Q: Show the complete solution including the Punnett Sq. Lina has dimples, freckles, and a widow’s peak.…

A: Dominant trait is expressed only in heterozygous as well as homozygous state. On the other hand…

Q: Draw the following pedigree and identify the mode of inheritance (only identify by shading…

A: Pedigree is a diagrammatic representation of individual in a family for a particular trait.

Q: Individuals III-3 and II-4 from Pedigree 3 are expecting their first child when they become aware…

A: The pedigree is the family tree diagram used to represent the pattern of inheritance in the family.…

Q: please describe and explain 3 human epistatic trait.

A: Epistasis It depicts the effect of a gene mutation that is dependent on the presence or absence of…

Q: A brown-eyed man with "hitchhiker's thumb" marries a brown-eyed woman with a straight thumb. If…

A: Inheritance of the characters can be best analyzed and studied with the help of pedigree analysis.…

Q: What would be the expected phenotypes and genotypes of the children when a color blind man marries a…

A: Colorblindness is an X-linked recessive trait. It is more common in males than in females because…

Q: A man and woman are both of normal pigmentation, but both have one parent who is albino (without…

A: Answer - 1/4 Albinism is an autosomal recessive trait. Normal pigmentation = AA, Aa (heterozygous)…

Q: A lawyer sets out to prove that a child with type A blood is the son of a man with type B blood and…

A: Introduction:  This question is about genotype and phenotype. Genotype is known as the set of genes…

Q: What is the probability that a couple with genotypes AaBb x AAbb has a child that has the recessive…

A: The genotype is a group of genes in DNA responsible for special attribute or attributes while the…

Q: A boy with cystic fibrosis (a recessive disorder) is born to a couple who appear to be normal. What…

A: Cystic fibrosis is a hereditary, life-threatening disease that affects the lungs and digestive…

Q: Duchenne muscular dystrophy is a sex-linked recessive disorder characterized by a progressive loss…

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that…

Q: What is the genotype of the father and mother? What is the phenotype of youngest son of the couple?…

A: Polydactyl is defined as having extra toes or fingers. This condition is dominant as, therefore a…

Q: Parents Genotype : Bb/bb – Eye Color - (brown eyes dominant , blue eyes recessive) Dd- Dimples (…

A:

Q: In a pedigree, the relationships between individual family members are represented as…

A: Pedigree charts are a tool used to map out the genetic inheritance of a trait in a family spanning…

Q: After divorce, individual “A” decides to marry at random outside the pedigree. If the population…

A: Pedigree charts are diagrams that show the phenotypes and/or genotypes for a particular organism and…

Q: A colorblind man marries a female who is a carrier for colorblindness. What is the probability that…

A: Colour blindness is an x-linked recessive disease. This means that in females two X chromosomes are…

Q: A couple has three children, all of whom have brown eyes and blond hair. Both parents are…

A: Dominant refers to the relationship between two versions of a gene. Individuals receive two versions…

Q: In the below option which describes Mendel's law of independent assortment? For this question,…

A: Mendel "law of independent assortment" states that, during the process of meiosis, alleles of two or…

Q: Greg is color blind and marries Susan, who is a carrier for color blindness. Color blindness is an…

A: Colour blindness is an inherited condition which is passed down to the next generation. It is given…

Q: Tom and his wife Julie are both carriers for cystic fibrosis, an autosomal recessive disease. Draw a…

A: Cystic fibrosis attacks mainly two parts of the body including the lungs and our whole digestive…

Q: of the following is a valid conclusion about the Duchenne muscular dystrophy pedigree shown above?…

A: Duchenne muscular dystrophy is inherited in an X-linked recessive pattern. Males have only one copy…

Q: Pretend that Drake is homozygous for the type B allele, and Nicki Minaj is type “O.” What are all…

A: Blood group is the categorization of blood types based on antigen and antibodies . Antigen are…

Q: cross a pink rose with a white rose using mendels rules

A: here, according to Mendel's law genotype of white flower= ww  P1= RR(red flower) * ww (white flower)…

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.