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What is Sandra’s genotype for this trait?
-
A.
She must be AA.
-
B.
She must be Aa.
-
C.
She can be either aa or AA.
-
D.
She can either be AA or Aa.
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- Monohybrid Cross Worksheet Directions: Answer each of the following questions using a Punnett Square and the rules of monohybrid crosses. The allele for dimples (D) is dominant to the allele for no dimples (d). A man heterozygous for dimples marries a woman who is also heterozygous for dimples. What is the man’s genotype and the woman’s genotype? What is the man’s phenotype and the woman’s phenotype? Do a cross to determine all potential dimple genotypes and phenotypes for the offspring of this man and woman. The allele for hitchhiker’s thumb (h) is recessive to straight thumb (H). If a man and his wife are both homozygous recessive, will any of their offspring potentially have hitchhikers thumb? What is the man’s genotype and the woman’s genotype? What is the man’s phenotype and the woman’s phenotype? What genotype(s) must the offspring have in order to have the phenotypic trait of hitchhiker’s thumb? Do a cross to determine all potential hitchhiker’s…I. Perform the indicated single-gene and two-gene crosses. Show all work. Show all Punnett squares. List the gene or genes involved, list and define all allele symbols, and indicate the genotypes of the individuals you are crossing above the Punnett square. Answer questions that ask for a ratio as a ratio and questions that ask for a percent as a percent. In humans, albinism is a recessively determined trait. One form of hereditary deafness is also a recessive trait. Show the cross of a man who is heterozygous for skin pigmentation and heterozygous for hereditary deafness with a woman who is albino and deaf. Show the expected phenotype ratio of the offspring.A. HUMAN PEDIGREE CASE ANALYSIS1. One couple has three children with the following sexes and ages: one son (40 y.o.) and two daughters (35 y.o. and 33 y.o.), all of them have normal pigmentation. Another couple has a son (35 y.o) and a daughter (20 y.o.) and all of them also have normal pigmentation. Both couples have normal pigmentation. The younger daughter from the first couple married the son of the second couple and they had three children. Their eldest daughter (5 y.o.) has normal pigmentation while their only son (3 y.o.) and one daughter (1 y.o.) have albinism. a. Draw the pedigree of this family. Follow protocols in making a pedigree. Provide the genotype of all individuals in the pedigree. Please provide also the gene notation. b. What is the mode of inheritance of this trait? c. Justify your answer in letter (b).d. For their normal daughter, what is the probability that she is a carrier? Show solution. e. If they will have a fourth child, what is the probability that the…
- Need help, please. What are progeny genotypes and phenotypes? Include the ratio too, please.I need help deteriming which are analogous or secondary lost traits based on the given chart?Activity 9GENES SEGREGATION BY BEAN-O TYPE Materials: Colored beans to represent the gene for a certain trait of garden pea. (60 pieces of the same size and shape; 30 pieces of which are of different colors from rest) Procedures: 1. Place the 30 pieces beans (one color) to one container and the other 30 pieces to the other container. Assign which color of beans will represent dominant and recessive genes of a specific trait of garden pea 2. Label the paper container as First Parent P1, male and other P1 female 3. At random, segregate the beans on the Lab table. Assume fertilization occurs and First filial generations (F1) are formed 4. Categorize the formed First filial generations 5. Put all the beans in one container. Assume that all the first filial generations undergo self-fertilization 6. Pick up the beans by two from the container without looking at it and collect the second Filial generation (F2) 7. Categorize the formed Second filial generations into two (2) phenotype, and…
- Please answer fast The phenotypes of organisms are products of genetics, environment, and gene x environment interactions. Describe how genes and environment interact to determine phenotypes using real-life examples.I need help on how the traits below are inherited. Either by Mendelian, Codominance, Incomplete dominance.Use the following information to respond to the three questions posed below: (1) The proband (affected individual who led to the construction of the pedigree) exhibits the trait. (2) Neither her husband nor her only sibling, an older brother, exhibits the trait. (3) The proband has five children by her current husband. The oldest is a boy, followed by a girl, then another boy, and then identical twin girls. Only the second oldest fails to exhibit the trait. (4) Both parents of the proband show the trait. a. Construct a pedigree of the trait in this family. b. Determine how the trait is inherited (go step by step to examine each possible pattern of inheritance). c. Can you deduce the genotype of the probands husband for this trait?
- please choose correct letter and discuss why you choose it.thanks 1. which among the traits is easier to control genetically? a. number of eggs per clutch b. egg weight 2. which among the statements about genetic correlation is true? a. always b. closely linked genes tend to stay together over several generations c. shown when genes have high penetrance d. none of the above 3. The part of the genotypic value that can be directly transmitted from parents to offspring? a. breeding value b. gene combination value c.environmental value d. none of the aboveSummary IntroductionTo determine:Whether the given statement “All traits are inherited in a Mendelian pattern.” is true or false.Introduction:Some traits are transferred to the offspring from their parents; this process is called inheritance. Mendel gave some laws to describe how genetic transmission of traits take place, the inheritance pattern that follows the law of Mendel is known as Mendelian inheritance. Mendel gave the law of segregation, the law of dominance, and the law of independent assortment.please choose correct letter and discuss why you choose it.thanks 1. which among the statements about genetic correlation is true? a. always positive b. closely linked genes tend to stay together over several generations c. shown when genes have high penetrance d. none of the above 2. The part of the genotypic value that can be directly transmitted from parents to offspring? a. breeding value b. gene combination value c.environmental value d. none of the above