4. In fruit flies, opaque wing color is due to an X-linked dominant version of a gene. A female with opaque wings mates with a male with opaque wings. Based on this information, which of the following statements is accurate and can be stated with 100% confidence iregarding their offspring? A) female offspring have a 50% chance of having opaque wings B) males are guaranteed to have a 100% chance of having opaque wings C) female offspring cannot have opaque wings D) males are guaranteed to have a 50% chance of having opaque wings E) none of the above statements are completely accurate due to inadequate information provided

Q: 1. In fruit flies, white eyes are X-linked recessive mutation. If a female who is a carrier of the…

A: Introduction :- A gene's allele is one of two or more variants. For each gene, an individual…

Q: Red-green color blindness is a sex-linked recessive trait in humans. Two people with normal color…

A: The red green color blindness trait is encoded by the gene present on X chromosome.

Q: You discover a new X-linked mutation for antenna shape in Drosophila (fruit flies) which produces…

A: Correct option is (b) 0       Step 1:  The Drosophila has been  X linked mutation which can…

Q: 5. In humans, one type of color-blindness, an inability to distinguish between red and green, is…

A: The alleles are the alternative forms of a gene that are located on the same locus of a homologous…

Q: What are the expected phenotypic ratios in the F, generation? If one of the F, males is mated to an…

A: The cross is between red bar-eyed female and purple normal eyed male. The genotype of the female is…

Q: Bees have a haplodiploid sex determination.  The recessive allele ivory causes bees to have white…

A: In honeybee, the sex is determined by being haploid or diploid. Here, females are diploid while…

Q: uestion 3 (1 point) Suppose that a grandfather, mother, and son all have the same homozygous…

A: Non Mendelian inheritance is a mode of inheritance in which there is no dominant or recessive…

Q: a punnet square, what is represented by the inside boxes? a) The gametes of the parents b) Possible…

A: In a punnett square One parent's alleles are listed across the top of the table, and the other…

Q: In a woman who is a carrier of a mutant OTC deficiency allele, her sons who receive the mutant…

A: An alteration in the ornithine transcarbamylase (OTC) gene results in the genetic disorder known as…

Q: A XY individuals transcribe the Sxl gene early but not late. B XX individuals carry the Sxl gene, XY…

A: Sex lethal genes Sxl is a gene that is involved in the exression of the X:A signal . It is a…

Q: The production of pink flowered plants from a cross between a red flowered plant and a white…

A: In monohybrid cross, pure breeding plants with dominant and recessive phenotypes are crossed.…

Q: Red-green color blindness is inherited as an X-linked recessive (Xc).  If a color-blind man marries…

A: Color blindness is a genetic disorder that causes a reduced ability to distinguish between certain…

Q: A) What type of inheritance pattern does radish colour represent B) List the genotypes for the three…

A: Inheritance pattern: Mendelian inheritance is an inheritance pattern based on the rules of…

Q: A cross between two pure breeding pea plants in which one parent produced yellow seeds and the other…

A: Punnet square is the diagrammatical square that helps to determine all resultant combinations of…

Q: 30. If the father has blood type AB, the mother has blood type B, a child with blood type A which of…

A: ABO blood grouping is an example of multiple allele; as more than two different forms of a given…

Q: 2. In cats, yellow coat color is due to a gene, b, and black coat color is due to its allele, B. The…

A: The alleles are the alternative forms of a gene that are located on the same locus of a homologous…

Q: Consider the imaginary trait, bristles with split-ends, a trait hypothesized to be X-linked…

A: Introduction :- A dominant gene is carried on the X chromosome in a process known as X-linked…

Q: a) Are X-linked recessive human genetic disorders more common in males or females and why?   b)…

A: X-linked recessive disorders are genetic conditions that are caused by mutations in genes on the X…

Q: 10 A. What proportion of the female offspring will have curly hair?  B. What proportion of the…

A: A pedigree analysis is a family tree or chart made of symbols and lines that represent a persons…

Q: Which of these situations could cause complications with a pregnancy? O The pregnancy between a…

A: Blood typing:It is defined as a test performed to identify the type of blood group an individual…

Q: In fruit flies a dominant mutation on the X chromosome causes the eye to be oval instead of round.…

A: Introduction :  Gene is a unit of heredity. It contains the genetic information. It is made up of…

Q: 4. Hemophilia in cats is X-linked recessive. (And yes, cats' sex chromosomes work the same way…

A: Given: Hemophilia - X-linked recessive. Normal female cat - XHXH Carrier female cat - XhXH…

Q: Which of the following is the genotype for a female with a yellow body and red eyes, who is…

A: Alleles are the different forms of a gene. The genotype of two same alleles is called homozygous…

Q: Which are the Two important themes that should be kept in mind as we follow the transmission of…

A: Genes are known as the unit of heredity. Genes influence the outcome of organisms characteristics.…

Q: 7. Maternal effect: In Limnaea snail cats, R makes right coiled shells; r makes left coiled shells,…

A: In snail (Limnaea peragra) two types of shell coiling is found one is dextral or right handed…

Q: If a heterozygous brown mouse is crossed with a homozygous white mouse, which of the following…

A: Answer : Option "A " and  "C" are correct  50% are brown and 50%  are white

Q: Perception of a bitter taste from phenylthiocarbamide (PTC) is dominant (T) to not being able to…

A: Albinism is passed on in an autosomal recessive inheritance pattern. . This means a child has to…

Q: In humans, the mic2 gene (involved in antibody production) is found on sex chromosomes and has…

A: The pseudoautosomal inheritance is observed for the allele in the identical regions of X and Y…

Q: male has male pattern baldness, an x-linked recessive trait. Which of the following could be his…

A: The genes present on the sex chromosomes are responsible for the inheritance of a variety of traits.…

Q: 11) Two syntenic genes, B and C, are located 25 cM apart in Drosophila. You cross a ccDD female fly…

A: The objective of the question is to determine the proportion of the F2 progeny that are expected to…

Q: a) Look at the chart above, which shows a dihybrid cross for two brown horses, which leads to brown,…

A: The type of epistasis in this case is complementary epistasis. This is because two different genes…

Q: A stray pregnant female cat sneaks into your open bedroom window and has four kittens in your sock…

A: Phenotypic traits that are related to genes on the X chromosome are referred to as X-linked traits.…

Q: 1. Red-green colorblindness is caused by a recessive allele (X) at an X-linked gene, and albinism is…

A: The most prevalent type is red-green colour blindness, followed by blue-yellow colour blindness and…

Q: In fruit flies, eye color is an X-linked trait.  Red eyes (XB) are dominant to maroon eyes (Xb). A…

A: An alternate form of a gene is called alleles.  The dominant allele is represented by a capital…

Q: 12. A heterozygous black mouse is crossed with a white mouse. a) Which color is dominant? b) How did…

A: Note: As per guidelines only the first three has been solved. Repost for remaining questions…

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.