(a) (b) P generation Blue female P generation Cameo Blue Cameo, male male female zCarzCas Meiosis zcarw zazca Meiosis zCa w Gametes 2 2 w Gametes zCaon Fertilization Fertilization F, generation zCan Eggs (W zCarzca zw F, generation zca Eggs w ZCarzco zcarw Cameo Blue Blue male female Blue male female Meiosis Meiosis Fertilization Fertilization F2 generation F2 generation zca Eggs w 2Ca Eggs w zCarzca zCaw ZCarzca zCarw Blue Blue male female z@zca Blue Blue male female zCarzco zw Cameo male Cameo Blue male female Cameo female Sperm Sperm * Sperm wsads

Q: A true-breeding plant with round and green seeds was crossed to atrue-breeding plant with wrinkled…

A: The parental cross is between true-breeding lines of wrinkled yellow seeds (rrYY) and round green…

Q: If an incompletely dominant red-flowered plant is crossed with an incompletely dominant…

A: Incomplete DominanceIn snapdragons, red flower color (R) is incompletely dominant over white flower…

Q: In Drosophila,, the curled mutation (cu, chromosome 3, position 50.0) results in wings that curl up,…

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

Q: Assume performing only one cross, which produced 274 flies, which consisted of 193 wild-type flies…

A: In fruit flies, red eye is dominant over the white eye. Eye colour is a sex-linked trait in fruit…

Q: In Drosophila, a cross was made between a yellow-bodied male with vestigial wings and a wild-type…

A: Genes can be defined as an important unit of inheritance. A pair of genes is called allele. These…

Q: Explain why dead females are never found in the F1 generation no matter which parents are crossed.

A: Sex- linked traits: In an XY chromosomal system of sex determination ,both X and Y chromosomes are…

Q: According to Figure 3, what is the probability that the individual #12 in generation III will show…

A: The trait is autosomal recessive in the pedigree.  Recessive: There are found skipping of trait…

Q: What genetic phenomenon does the production of a blue F1 from pink and white parents represent?

A: A gene is a unit of hereditary arranged in thousands on the double-stranded helical genetic…

Q: Fruit flies are unusual in that the male fruit flies do not undergo crossovers during meiosis. If…

A: Meiosis is a process of cell division that reduces the chromosome number by half. In almost all…

Q: For a certain chromosomal region, the mean number of crossovers at meiosis is calculated to be two…

A: In the meiotic cell division process, a single germ cell divides twice to produce four non-identical…

Q: "Gametes produced form the F1 generation offspring having genotype a+ b+ / a b = 40 % a+ b+, 40 % a…

A: F1 generation cross between a+b+/a+b+ and ab/ab  Allele ab ab a+b+ a+b+ /ab a+b+ /ab a+b+…

Q: In garden peas, the gene for red flowers (R) is dominant over the gene for white flowers (r). If…

A: Introduction Genetic characters are passed down through inheritance from parents to the offspring,…

Q: You set up a cross between a male fruit fly with lobe eyes and a true breeding female fruit fly with…

A: Introduction:- A set of an organism's observable qualities or characteristics is known as its…

Q: Assume that smooth seed coats are dominant over rough seed coat. If two pea plants that are both…

A: Diploid organisms carry two sets of chromosomes. Thus, two copies of almost every gene are found in…

Q: In Figure 4-3, would there be any meiotic products thatdid not undergo a crossover in the meiosis…

A: Meiosis is reductional divison.

Q: Female flies with white eyes and miniature wings (both X-linkedrecessive traits) were crossed to…

A: Chromosomal composition of these rare females will be – XXY. Both the X chromosomes must be coming…

Q: PURPLE VESTIGIAL DIHYBRID CROSS In the parental generation, you mate a pure-breeding wild-type…

A: Introduction  A dihybrid cross is made up of two individuals who have two features that are…

Q: Of the eight possible phenotypic combinations in the F2 generation, which ones are the product of a…

A: Introduction: Crossing over is fundamental for the basic separation of chromosomes during meiosis.

Q: A pea plant that is dwarf with green, wrinkled seeds was crossedto a true-breeding plant that is…

A: A trihybrid cross is a cross in which three characters of a plant is observed in a species.…

Q: In which event would you see approximately equal amounts of parental and no-parental gametes being…

A:

Q: Wolves are observed having Grey fur (G) dominant to Black fur (g), Blue eyes (B) dominant to Yellow…

A: A dihybrid cross is a pairing procedure in which two different, genetically determined…

Q: You breed a black homozygous mouse with a white homozygous mouse and all the F1 offspring are gray.…

A: When we crossed black homozygous with white homozygous mouse, we got gray color in the F1…

Q: The mutant genes for vestigial wings and singed bristles are approximately 30 map units apart on…

A: Each gene has two alleles, one is a dominant allele and another is a recessive allele. If the mutant…

Q: For a certain chromosomal region, the mean number ofcrossovers at meiosis is calculated to be two…

A: For a certain chromosomal region, the mean number ofcrossovers at meiosis is calculated to be two…

Q: Pepper plants of the species Capsicum annuum produce peppers of 4 different colors (red, orange,…

A: The correct response to this particular question will be, pepper color is controlled by two genes.

Q: In fruit flies, eye shape is an X-linked trait. Round eyes (XG) are dominant to almond-shaped eyes…

A:

Q: When observing the events in a single meiocyte with a single crossover, what proportion of gamete’s…

A: In Meiosis I, chromosome number becomes half at the end of meiosis-I. This is called reductional…

Q: PURPLE VESTIGIAL DIHYBRID TESTCROSS In the parental generation, you mate a pure-breeding wild-type…

A: Recombination frequency is the number of organisms that are produced from a genetic cross. The…

Q: If the blue F1 females in are backcrossed to the blue males in the P generation, what phenotypes and…

A: Genotype is the genetic constitution of an individual organism. Phenotype is the observable…

Q: Consider a dominant pure-breeding parent pea plant that had green peas, was tall, and had purple…

A: Genotype refers to the genetic makeup of an organism, including all the inherited genetic…

Q: Forked bristles, miniature wings, and sable bodies are all homozygous recessive traits whose genes…

A: According to the answering guidelines, I'm going to answer 1st 2 part (A, B ) only. For the answer…

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: Cross a heterozygous dominant purple flowered plant to a recessive white flowered plant. What is…

A: Mendelian genetics discusses the principles of inheritance of a trait. Mendel proposed three basic…

Q: Two pure-breeding strains of flies are mated, and the F1 are intercrossed.  The first strain has…

A: The cross asked in the question is a dihybrid cross because two characters are involved here. First…

Q: When pure breeding red dragons with large wings are mated with pure breeding green dragons with…

A: Let ‘R’ represent the red color allele and ‘r’ represent the green color allele.  Also, Let ‘L’…

Q: n garden peas, yellow seeds (Y)(Y) are dominant to green seeds (y)(y), and inflated pods (I)(I) are…

A: There are four possible combinations of gametes for the YyIi parent. Half of the gametes get a…

Q: In C. elegans, lon-2 and unc-2 are recessive mutations that are 8 map units apart on the X…

A: A map unit is defined as the distance between two linked gene pairs where 1% of the products of…

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: In Drosophila, males from a true-breeding stock with raspberry-colored eyes were mated to females…

A: Drosophila:  Fly species belonging to the taxonomic order Diptera and family Drosophilidae include…

Q: A spotted rabbit, when mated with a solid-colored rabbit, produced all spotted offspring. When these…

A: Crossing these, the Punnett square is:- The ratio is about 3:1, which is expected in the F2 and the…

Q: Why are the types of offspring described in part Fig1(a) more numerous than those described in Fig…

A: Inheritance is the process of transmitting the traits from parent to offspring. Traits of an…

Q: What progeny would result from crossing a homozygous rose-combed hen with a homozygous pea-combed…

A: A gene is a unit of genetic material and alleles are the alternative form of genes present on the…