Can 2 albino parents have a normal child? Explain.
Q: Suppose a woman has four sons, and two are colorblind but have normal blood clotting and two have…
A: Genes regulate genetic traits.
Q: Explain the term of incomplete dominance?
A: Inheritance patterns are of different type’s Mendelian inheritance, incomplete dominance,…
Q: If a colorblind woman married a man with normal vision and had kids.What are the chances of their…
A: Color blindness is an inherited disorder. Here the person who is color blind cannot distinguish…
Q: What is the genotype of individual 12? O AA or Aa O AA O Aa aa
A: Autosomal genes are present on the chromosome. The dominant gene will express itself in presence of…
Q: What environmental factors may increase incidence of chromosomal abnormalities? Name at least three.
A: Chromosomal abnormalities or aberration is defined as the defect in the structure or the number…
Q: Under what conditions does a female acquire anX-linked recessive disorder?
A: The dominant allele can be defined as the type of allele which is expressed in the phenotype even if…
Q: A son with cystic fibrosis is born to a couple that appears normal. What are the chances that any…
A: Cystic fibrosis is a recessive disease, which means that both copies of the allele in homozygous…
Q: A couple comes to a genetic councilor concerned about their chances of having a baby with cystic…
A: Cystic fibrosis is a progressive, genetic disease that impairs the lungs and digestive system. It is…
Q: Can two polydactylic people have a child without polydactyly? Explain.
A: It is otherwise called hyperdactyly, is an irregularity in people and creatures bringing about…
Q: Jackie and Max both have a widow’s peak (dominant trait). Can they have a child without a widow’s…
A: The trait that appears in offspring and inherited from the parent via dominant allele is called the…
Q: Is heterozygous dangerous?
A: An observable characteristic of an organism is called its phenotype, while the actual pair of…
Q: Mary and Ron don’t have albinism. However, is it possible for them to have a child with albinism?…
A: Albenism Albinism refers to the decolourise of the skin hair and eye. it is a very rare recessive…
Q: RR x Rr What percentage of the offspring will be round?
A:
Q: can a women who is type A and a man who is type A have a child who is Type O? use punnett squrares…
A:
Q: 1. Two normal visioned parents have a color-blind son. Give the genotype of both parents and the…
A: Colour blindness is a sex-linked recessive disorder, results in defect in either red or green cone…
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: What is meant by Trisomy 21 ?
A: Chromosomal abnormalities are the type of genetic disorders caused due to the change in one or many…
Q: Is cystic fibrosis a genotypic or phenotypic change? Explain your reasoning.
A: Cystic fibrosis is a disorder that results in the build up of thick and sticky mucus in the the…
Q: Explain the Polygenic inheritance. ?
A: Genes are the basis of inheritance in all living organisms. Genes are sequences of DNA located…
Q: Why is the chances of having a child with down's syndrome increases if the age of mother exceed…
A: Down’s syndrome is basically an autosomal genetic disorder that is caused by trisomy at chromosome…
Q: Are all froms of Down Syndrome due to non-disjunction? Explain
A: There are three forms of Down's Syndrome- 1. Trisomy 21 2. Non-disjunction 3. Mosaicism
Q: trisomy 18.
A: Trisomy : The presence of an additional body in some or all of the body's cells.
Q: Normal color vision (XM) is dominant over color blindness (X"). Suppose a color-blind man fathers…
A: Following Mendelian inheritance, the daughters receive one of their X chromosomes from the mother…
Q: What are some facts about XXY syndrome? at least 5
A: Chromosome abnormalities are the disorder in which an individual possess more or reduced number of…
Q: person with XXY sex chromosomes will typically:
A: xxy is the klinefelter syndrome .
Q: 1. 1 ||| IV 10 CO 1 2 3 a. Determine the mode of inheritance. Be very specific: b. If couple II-8…
A: The basis of inheritance is the information passed down from parent to offspring. The replication of…
Q: Both parents love strawberry blonde hair but hate the fact they can touch their noses with their…
A:
Q: Stephanie has normal color vision. Her husband Chris also has normal color vision. They have a son…
A: Colour blindness is an X linked recessive disorder that affects majorly the son. According to the…
Q: If a male is colorblind, what information do you absolutely know about his daughters?
A: A gene is a sequence of nucleotides in genome that codes for a functioning molecule. There is…
Q: 1. What type of inheritance is this? 2. How many males are affected by this trait?
A: Pedigree : It shows relationship between family members and indicates which individual have certain…
Q: Individual 14 is thinking of having children, but she knows her family has a history of cancer.…
A: Cancer It is a uncontrolled growth or cell. Cel divide abnormally and affect other part of body…
Q: What are 3 disorders due to Nondisjunction?
A: Disease: When an organism’s body system does not work properly or any organ affects by viruses,…
Q: How many Barr bodies would an 47,XXX individual have?
A: Barr body is an inactive X chromosomes in a cell having more than one X Chromosomes in a process…
Q: How long can a person live with Trisomy 16?
A: Trisomy 16 is a genetic alteration in which there is an extra copy of a chromosome 16 in a person.…
Q: is AC genotype normal?
A: Genotype refers to the genetic constituation of an organism. The genotype in humans are AA, AS, AC,…
Q: What are chromosomal Defects. List and Explain any 5 of them.
A: Almost every cell in our body contains 23 pairs of chromosomes, for a total of 46 chromosomes. Half…
Q: Can a male be a carrier of red-green color blindness? Provide explanation and Punnet square if…
A: Color blindness is defined as the inability of the person to distinguish between colors, especially…
Q: Explain why a female cannot have XXY syndrome and a male cannot have XO syndrome.
A: Gonads are reproductive structures in both male and female bodies responsible for production and…
Q: Brown eye color is dominant to blue eye color. Individual A is heterozygous for brown eyes.…
A: Mendelian monohybrid cross takes a pair of contrasting characters into account. Here it has been…
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: Explain the meaning of trisomy 21.
A: Chromosomes: These are thread-like structures. These are located inside the nucleus of the cells.…
Q: What is the most likely mode of inheritance for this trait? I 1 2 1 2 3 4 6 7 OLO 2 3 4 5 6 7 8 9 10…
A: In the given pedigree, the trait do not skip generations. This implies that the mode of inheritance…
Q: What is 47,XXX Syndrome ?
A: A syndrome is characterized by a collection of medical indications and symptoms that are related to…
Q: Two albinos marry and have four normal children. Howis this possible?
A: Introduction Albinism is a genetic condition that causes a person's skin, hair, and eyes to be…
Q: If a woman is heterozygous for neurofibromatosis (a dominant disorder) and produces with a…
A: Neurofibromatosis (NF1) is hereditary disease (which can be passed on from one generation to…
Q: If a person heterozygous for cystic fibrosis mates with another person heterozygous for Huntington’s…
A: Answer: PUNNETT SQUARE = It is the technique to discover the traits and genotypes transfer in…
Q: What is the probability of 1) Having an affected daughter? 2) having an affected son?
A: As previously mentioned the mode of inheritance is X - Linked dominant. X-linked dominant…
Can 2 albino parents have a normal child? Explain.
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- 2. STATEMENT: A woman and man both do not have sickle-cell anemia, but both had one parent who had sickle cell. Sickle-cell is an autosomal (somatic) recessive trait. a) What is the genotype for the woman, man and each of their parents? b) This couple unexpectedly is going to have their first child. i. What's the probability that their child will have not have sickle cell like the couple? ii. What's the probability that the child will have sickle cell like one the grandparents?3) if a normal sighted male has children with a carrier woman a) what proportion of their daughters will have normal colour vision? b) what proportion of their sons will be colour blind?3. STATEMENT: Color-blindness is due to a sex-linked recessive gene. A colorblind man marries a normal-visioned woman and they have a colorblind daughter. a) What is the genotype for the man, woman and the daughter? b) The couple decides to have another child, what is the probability their child will be: i. Colorblind? ii. Have a daughter that has normal vision, no colorblindness? They know that they're having a son because they saw the sonogram with a little noticeable Schmeckle (Oscar Meyer weiner). iii.
- 4. STATEMENT: A woman who has blood type B positive has a daughter who is type 0 positive and a son who is type A negative. a) What is the genotype for the woman, daughter, son and man? Woman Daughter Son Man Genotype b) The woman and the man surprising are having a third child. What are the possible genotypes and phenotypes for their third child?= female male II affected II IV 1 2 3 4 5 6 7 8 9. Look at the 9 offspring of the Vth generation of this family. Predict for each one, will they be affected, a carrier, or not a carrier/affected? Explain why.Figure 12.6 What are the genotypes of the individuals labeled 1, 2, and 3?
- Finally, draw out a Punnett square to help you consider the cross between these possible gametes. Sex-Linked1 := Homework • Unanswered What are the possible genotypes of the offspring shown in your Punnett square? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. XBxb and xbY a b XBXB and xbY Neither of these answers is correct Unanswered • 1 attempt left Submit Sex-Linked2 Homework • Unanswered What are the possible phenotypes of the offspring? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a Females with normal color vision and males who are colorblind Females who are colorblind and males who have normal color visionExplain the following1. A couple comes to a genetic councilor concerned about their chances of having a baby with cystic fibrosis disease. The husband had a sibling die of the disease. What are the chances that he is a carrier?6. If individual IV-9 is a female, what is the probability that she would be affected with dark blue skin color?
- i What environmental factors may increase incidence of chromosomal abnormalities? Name at least three.1) having dimples D is dominant over not having dimples d. A dimples woman whose father had no dimple and whose mother did have dimples marries a man whose mother had no dimples, whose whose father had no dimples and whose grandparents on his father's side did have dimples. What is the genotype of the woman what is the genotype of the man 2) Deafness in cocker spaniels is inherited.The allele for deafness is recessive to the allele for normal hearing. Two cocker spaniels with normal hearing are mated together. They produce a little of eight puppies, two of which are found to be deaf. Give the genotype of the parent. How many of the puppies will be unable to produce deaf offspringWhy is the chances of having a child with down's syndrome increases if the age of mother exceed forty year?