A mutation in the gene "tan" in fruit flies results in a lack of pigmentation. The same mutation also negatively impacts vision in flies, and also alters the pheromones produced by the flies. Based on this information, this mutation can be called ...     epistatic   pleiotropic   partially penetrant   co-dominant   All of the above

Q: The BCRA-1 allele is associated with very high risk of breast and ovarian cancers. Is this allele…

A: The mutation accumulation (MA) theory describes that if harmful or deleterious mutations are…

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: A family that exhibits Fragile X syndrome is shown in the pedigree. In the pedigree, squares…

A: Introduction: Fragile X syndrome has triplet repeats at the fragile site. It involves learning…

Q: A mutation occurs in the bicoid gene in a female fly. What will result if her eggs are fertilized?

A: Bicoid, Nanos, hunch back, caudal are maternal effect genes. Maternal effect genes give rise to…

Q: You can choose one or more than one option   During an experiment with Drosophila, it was…

A: Introduction: Thomas hunts morgan and his colleagues for the experimental verification of the…

Q: Do not use chatgpt

A: Progeny phenotypes:Abc - 420aBC - 435abc - 55ABC - 60abC - 14ABc - 16 The double crossover progeny…

Q: Pigment of chicken feathers is regulated by two genes, the gene for feather pigment C, and a gene…

A: Dominant character is always expressed in homozygous or heterozygous condition whereas recessive…

Q: THEME 2: The figure below shows the types and numbers of gametes produced by a trihybrid. Phenotype…

A: Genotypes are the genetic characteristics of a person or an organism in relation to a specific gene…

Q: We will see an MI pattern when: There is crossover between two centromeres There is crossing over…

A: Haploid organisms such as Neurospora and other fungi are helpful in the detection of linkage and…

Q: A recessive mutation pd causes purple eyes in Drosophila, in contrast to the wildtype red eyes. A…

A: The objective of this question is to determine the proportion of offspring that will have purple…

Q: 04: In mammals there is a species where yellow and brown hair are sex linked genes when these two…

A: Incomplete dominance is the condition in which the dominant alllele is incompletely dominant over…

Q: In ZZ-ZW sex determining systems which of the following is true? O Insects such as bees, wasps, and…

A: Sexually reproducing organisms show two types of sexual characteristics. They are responsible for…

Q: For a mutation to be passed onto offspring, it must be: found on the X chromosome present in a…

A: Mutation is defined as the changes in the sequence of base pairs in the DNA because of various…

Q: 5) Scale color in dragons is determined by two genes. The W gene is epistatic to the G gene. The W…

A: Epistasis is also known as non allelic interaction.  It does not follow Mendel's laws.

Q: 4. In fruit flies, opaque wing color is due to an X-linked dominant version of a gene. A female with…

A: The exchange of genetic material between two non sister chromatids is called crossing over..Crossing…

Q: In the fruit fly Drosophila, homozygous recessive mutations in the tafazzin gene cause a muscle…

A: When we cross a heterozygous female and a homozygous recessive male for both genes we obtain…

Q: In German cockroaches, bulging eyes, bu, are recessive to normal eyes, bu, and curved wings, cv, are…

A: The likelihood of more inheritance of genes present on the same chromosome than expected is called…

Q: In humans, hemophilia is an X-linked recessive gene and will only be expressed in females if  they…

A: Hemophilia is a X linked recessive disorder so which is inherited in homozygous condition. In rare…

Q: THEME 3: In Drosophila recessive mutants called a, b, c, and d all have the same phenotype; namely,…

A: Wild type individuals result when the Plus sign is indicated and this Plus sign occurs when the two…

Q: The wingless fruit fly phenotype (unable to grow wings) is recessive to normal wing growth. A…

A: The wingless male fruit fly is crossed with a wingless female fruit fly and the progeny produced by…

Q: Please indicate true or false about the statements regarding flies with the following genotype:…

A: To answer these statements, let's break down the genotype: Hs>FLP; FRT82B, Actin-GFP,…

Q: Part 1. Norrie disease is caused by a recessive mutation on the X chromosome in a gene called…

A: Norrie disease is caused by a recessive mutation on the X chromosome in a gene called norrin. The…

Q: In marsupials like the opposum or kangaroo, X inactivation selectively inactivates the paternal X…

A: Since we only answer up to 3 sub-parts, we’ll answer the first three. Please resubmit the question…

Q: Members of a family are affected by a Oco-dominance hereditary inflammatory and Odominant negative…

A: Autoinflammation is a disease caused by mutations in the PLCG2 gene. People with such conditions…

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: When the F1 bees were backcrossed to the inbred resistant line produced 4 types of offspring in…

A: Gregor J Mendel is a Greek biologist and geneticist of 1870. He is called the father of modern…

Q: 1. In corn, male sterility is controlled by maternal cytoplasmic elements. This phenotype renders…

A: In male plants, cytoplasmic male sterility refers to partial or complete sterility caused by…

Q: Dihybrid Cross In black eyes are gray hair is dominant rabbits, dominant white hair. Also in…

A: A cross between two observed traits that are controlled by two different genes of two organisms is…

Q: Heterozygotes are often healthy individuals because these mutations do not impact the dosages of any…

A: An inversion is a chromosome rearrangement in which a segment of a chromosome is reversed end to…

Q: Match each type of gene interaction with the F2 ratio. Choose from the letters a. 12:3:1 b. 9:7…

A: Epistasis is the gene interaction in which action of one gene( hypostatic )  is hidden by other…

Q: Are the genes linked, unlinked, or incompletely linked? In Drosophila, white eyes (w) and vestigial…

A: In Drosophila, white eyes (w) and vestigial wings (vg) are recessive traits to the red eyes and wild…

Q: eye colour body colour wing type -4 map units 6 map units 10 map units Refer to the illustration…

A: Linkage is the close association of genes or other DNA sequences on the same chromosome. Genes which…

Q: In Drosophila, three autosomal genes have the following map:20 m.u. 10 m.u.a b ca. Provide the data,…

A: Gene mapping is the way in which a genetic map is designed that will use recombination frequency…

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 development of gonadal sex in females is determined by a. The production of inductors…

A: Gonadotropin-releasing hormone (GnRH) stimulates FSH and LH generation in both males and females.…

Q: Are the following events best explained by mutation or epimutation? A. imprinting of the Igf2 geneB.…

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

Q: A male mouse that is heterozygous for a mutant lgf2 allele (Igf2/lgf2-) is crossed with a female who…

A: A mutation is a change in the DNA sequence of a gene or chromosome within an organism. Mutations can…

Q: Part 1= You are to discover the chromosomal location (autosomal or X linked) and mode of inheritance…

A: This set of genetic scenarios involves exploring the inheritance patterns of two specific mutations,…

Q: white (w) is an X-linked gene that, in homozygous or hemizygous amorphs, results in the loss of all…

A: Sexual dimorphisms in male and female drosophila facilitate the study of sex-linked inheritance…

Q: Which is a FALSE statement about X inactivation in mammalian females? O Females that are…

A: X-chromosome inactivation is the transcriptional silencing of one X chromosome in female mammalian…

Q: Progeny produced by parents to some extent look like their parents along with several differences.…

A: Phenotype is what is expresser trait in an individual and these traits are expressed because of the…