You find a person that has a new allele that is not found in DNA samples taken from skin cells of the mother or the father, suggesting that the mutation arose during the formation of the gametes that formed this person. Is it more likely that the mutation was present in the sperm or the egg that formed this person and why do you believe this is the case?”

Q: Trisomy 21, or Down syndrome, occurs when there is a normal diploid chromosomal complement but one…

A: Down's syndrome occurs due to an error at the time of gamete formation. As a result the gametes may…

Q: estions below all refer to the following pedigree. The locus for allele D/d determines how cilia on…

A: It is evident that the trait is not sex-linked because:-   In the case of Y-linked disorders, only…

Q: 22) If both married couples have the sickle cell trait (AS), what is the possible combination of…

A: The mode of inheritance is a pattern of obtaining parentral alleles  or genes to the offsprings. The…

Q: In an epic battle, the Green Goblin was able to wound Spider-Man aind collect a samplle of his…

A: Crossing over is a phenomenon that occurs in the linked genes. When the crossing over occurs between…

Q: Albinism is a recessive trait in humans.A geneticist studies a series of families in which both…

A: Exceptions to the Mendelian pattern of inheritance are many in number, which are important to study…

Q: Person A has a mutation in a chromosome in a liver cell, while person B has a mutation in a…

A: Mutation refers to sudden heritable change in the phenotype of an individual. In the molecular term,…

Q: A report in the New England Journal of Medicine (Seminar et al. 2003) relayed a discovery about a…

A: Suppose, we have two gene a and A  a is carried the disease  Aa- carrier  AA- normal aa- affected…

Q: Ichthyosis is a rare X-linked recessive disorder that is characterized by scaling of the skin around…

A: Note- we are supposed to answer 3 subpart of a question according to our guidelines. So please…

Q: In humans, hemophilia is a recessive trait carried on the X chromosome. Imagine that a couple, Mike…

A: In sexually reproducing organisms the gamete formation occurs by meiosis process that ultimately…

Q: The X chromosome has a lot of traits for things besides the traits we consider female. It carries…

A: If a parent is XY then the parent can give only Y chromosome to its XY offspring as this offspring…

Q: Which of the below explains why trisomy is better tolerated in humans than monosomy? (Select all…

A: 1. <!--<SUB-PART>--> (a) <!--<SUMMARY-INTRODUCTION>--> To Determine: If the…

Q: Two normal-looking fruit flies were crossed and, in their progeny, there were 202 females and 98…

A: •The proportion 202 and 98 of females to male fruit fly progeny is compatible with the ratio 2 : 1.…

Q: A planet is inhabited by creatures that reproduce with the same hereditary patterns seen in humans.…

A: T =height for tall and t =dwarf A = head appendages (antennae) and a =no antennae S = upturned snout…

Q: Occasionally during meiosis, a mistake can happen whereby a gametemay receive zero or two sex…

A: Chromosomes are long thread-like structures that carry coded genetic information in the form of DNA.…

Q: A genetics counselor, Nashaly Montez, notices an odd pattern in Devin’s pedigree, a propensity for…

A: Translation is a biological process that occurs in cells, during which the genetic information…

Q: Which of the following findings supports the fact that the presence of the Y-chromosome rather than…

A: In mammals the sex chromosomes are X and Y. The genotype for a normal female is XX and that of…

Q: 1)Ganarles contain one kind of each chromosome because the homologous chromosomes separate during…

A: Homologous chromosomes are the chromosomes having two pieces of DNA in a diploid organism which have…

Q: 1. What is the name of the protein that the "eye color gene" encodes? 2. How is the protein in…

A: Many studies have been interested in the unique genetic feature of eye colour. One single gene is…

Q: . A woman with Turner syndrome is found to be colorblind (an X-linked recessive phenotype). Both her…

A: Turner syndrome is a chromosomal disorder that impairs women's development. Half of the sex…

Q: On an episode of the science fiction television program Doctor Who, the “Progenation Machine” can…

A: Independent assortment of ghromosomes ensure the production of natural recombination. As described…

Q: Imagine that you are a new breeder for caique parrots. You can sell normal green feather birds for…

A: To solve the question, we must understand all the possible genotypes the parents can have, then…

Q: You are an allele on a single uncondensed chromosome in a Yellow fever-carrying mosquito (Aedes…

A: The somatic cells follow the mitotic process for division and the reproductive cells or gametes are…

Q: A cytogeneticist has collected tissue samples from members of a certain butterfly species. Some of…

A: There are two sets of butterflies in the given question: the Canadian and Mexican groups. By using…

Q: Rainbow trout go through a unique genetic reproductive process. Female eggs are diploid, while male…

A: Chromosomes are thread-like structures present inside the nucleus of the cell. Usually, they are…

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.