Cock-feathering in chickens is a sex-limited trait, limited to the male sex. If two heterozygous chickens (a hen and rooster) were mated and produced 5 offspring, what is the probability that the offspring would include 2 hen- feathered females, 2 hen-feathered males, and 1 cock- feathered male (in any given order)?

Q: In humans, as well as in many other animals and some plants, the sex of the individual is determined…

A: Haemophilia is an inherited bleeding disorder where blood doesn't clot properly. It is caused when…

Q: A female black cat mated with an albino male and gave birth to six black kittens. When the albino…

A: A female black cat mated with an albino male and gave birth to six black kittens. Black color is a…

Q: In the fruit fly, vestigial wings and hairy body are produced by two recessive genes located on…

A: note: since you have posted multiple questions we have answered the first questions for you. if you…

Q: Two genes control color in corn snakes as follows:O– B– snakes are brown, O– bb are orange, oo B–…

A: A gene is the physical and functional unit of heredity. They pass information from one generation to…

Q: A purebred brown mouse is repeatedly mated with a purebred white mouse, and all their offspring are…

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

Q: The human trait for blue eyes is recessive to the trait brown eyes (brown eyes is dominant). When a…

A: Brown eyes is dominant trait while blue eyes is recessive trait, which means 'B' represents brown…

Q: In rabbits, the gene that codes for a spotted coat is dominant over the gene that codes for a solid…

A: Genes are generally referred to as the basic unit of heredity. They are a part of DNA and are…

Q: Suppose that the short allele is a meiotic drive gene, and 80% of the gametes from a heterozygous…

A: Introduction  Inheritance is the ability of organisms to pass on qualities to their offspring…

Q: In cats, black coat color is dominant over gray. A female black cat whose mother is gray mates with…

A: Because black (G) is dominant over gray (g), a black cat may be homozygous (GG) or heterozygous…

Q: When two long-winged flies were mated, the offspring included 77 with long wings and 24 with short…

A: Introduction  Sir Gregor Mendel is known as Father of Genetics. He was the pioneer scientist who…

Q: Eye color in Drosophila is determined by a gene is on the X chromosome, with the red-eye allele…

A: Each gene possesses two forms of alleles. These forms include a dominant allele and a recessive…

Q: In cats, coat color is determined by allelic variation at a single autosomal locus, with black fur…

A:

Q: In four-o'-clock plants, the allele for red flowers is incompletely dominant to the allele for white…

A: Incomplete dominance means when one allele is not completely showing it's own character when present…

Q: y are the linked genes similar to sex-linked genes? Also how are the

A: The word "gene" comes from a Greek word that means "generation." It is the fundamental genetic…

Q: In a species of fly, smooth wings (W) are dominant to wrinkled wings (w) and red bodies (R) are…

A: Introduction : The given data represents two point cross.  A two point test cross is done…

Q: Cinnabar eye color is a sex-linked, recessive characteristic in fruit flies. If a female having…

A: Cinnabar eye is an X-linked recessive characteristic in fruit flies.   In general, X-linked…

Q: White eye color is a recessive sex-linked trait in fruit flies. If a whiteeyed Drosophila female is…

A: Genes are the hereditary unit of an organism. The DNA (deoxyribonucleic acid) forms the genes. DNA…

Q: If a pure breeding(homozygous) black(dominant), longhaired (recessive) cat is made of pure breeding…

A:

Q: Two black mice were mated and produced 12 black and 4 white offspring. Explain these results, giving…

A: In a cross between a dominant and recessive one the dominant trait is always expressed wether in…

Q: A male fruit fly, heterozygous for both vestigial wings and ebony body, is crossed with a female…

A: Introduction The male fruit fly is heterozygous for both the phenotype (vestigial wing and ebony…

Q: In humans, curly hair is dominant to straight hair. A woman heterozygous for curly hair marries a…

A: Curly hair DOMINANT TRAIT: 'C' Homozygous recessive 'cc' Heterozygous 'Cc' Homozygous Dominant 'CC'…

Q: A green salamander is mated with a white salamander. In the offspring, 49% of their abies are green…

A: A monohybrid cross is a cross between two organisms with different variations at one chromosome.

Q: If black and white true-breeding mice are mated and the result is all gray offspring, what…

A: Non-mendelian inheritance is a pattern of inheritance in which the laws stated by Mendel do not…

Q: In grasshoppers, rosy body color is caused by a recessive mutation; the wild-type body color is…

A: The phenotype of an organism is depends on the expression of the gene. Usually a gene has two…

Q: You are studying the inheritance pattern of hair color in troll dolls, which have XY sex…

A: Given: In troll doll, XY determination is present. Crossed a true-breeding blue-haired male with a…

Q: Suppose the mating had occurred between an male with a given disease (homozygous recessive) and a…

A: Aa x aa heterozygous female x homozygous male   A a a Aa aa a Aa aa

Q: Two gray flies are bred with each other, and they produce 158 gray offspring and 49 black offspring.…

A: All living organisms reproduce inorder to increase their number. So that the organisms donot become…

Q: Most of the individuals of a certain wildflower population have white flowers, although a few are…

A: Genetics is a study of genes, heredity, and genetic variation in an organism. Living organisms…

Q: In fruit flies, the allele for long wings (L) is dominant to the allele for short wings (l).  If a…

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

Q: Honey Bees are unusual in that male bees (drones) have only one copy of each gene, while female bees…

A: The genotype is defined as a part of the genomic constitution of an organism that controls different…

Q: You cross a fly with straight wings with a fly with curved wings to produce the F1 generation, all…

A: In genetics, dominance refers to the phenomenon of one gene variant (allele) on one copy of a…

Q: The allele A is brown fur and the allele a is white fur. In a mating between a heterozygous male and…

A: Answer: HETEROZYGOUS : It is the pair of alleles which are not same, where one is dominant and the…

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: Assume that long ear lobes in humans are an autosomal dominant trait that exhibits 30% penetrance. A…

A: Inheritance is the process by which this genetic information present in the genes is passed on from…

Q: For the mating AaBBDdGg x AabbDdGG assuming that all of the genes assort independently, what…

A: Heterozygous  Heterozygous is the organism that contains both copy of gene e.i. dominant and…

Q: In pea plants, purple flower color is dominant to white flower color. If a homozygous dominant…

A: Given  Purple - dominant  White - recessive  Plant 1 - homozygous dominant (purple)  Plant 2 -…

Q: In fruit flies, eye color is a sex-linked trait. Red is dominant to white. Show the cross of a red…

A: Drosophila melanogaster is a fruit fly with abnormally big, brightly colored eyes. Their eyes range…

Q: In the fruit fly, Drosophila, eye color is a sex-linked recessive trait located on the X chromosome.…

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

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: In Drosophila, sepia colored eyes are due to a recessive allele s and red eyes are due to a dominant…

A: The study of heredity and variation is called genetics. The basic principles of genetics were…

Q: 45

A: Genes are the functional units of heredity. It contains information that is transferred from one…

Q: Mating took place between males and females of a fruit fly, and individuals appeared With the…

A: Introduction: In Drosophila, sex determination is determined by a balance of female determinants on…

Q: In rabbits, white fur colour (W) is dominant over black fur colour (w), and upright ears (U) are…

A: Given, white fur colour (W) is dominanant over black fur colour (w) in rabbits, and, Upright ears…

Q: Cinnabar eyes is a sex-linked, recessive characteristic in fruit flies. If a female having cinnabar…

A: In fruit flies, cinnabar eyes is a sex-linked recessive characteristic that occurs due to mutation…

Q: In fruit flies, Cinnabar eyes are encoded by a recessive allele located on the X chromosome. If a…

A: An allele may be defined as different forms of the same gene. The dominant allele is the one that…

Q: If a drone with short wings and black eyes was mated to a queen that is heterozygous for both genes,…

A: A genotype is a living being's complete arrangement of hereditary material. Regularly, however, a…

Q: A brown male mouse is mated with two female black mice. In several litters of young, the first…

A: To deduce The pattern of inheritance of coat color and the genotypes of the parents in the given…

Q: In a cross between a homozygous red-eyed female fruit fly and a white-eyed male fruit fly, what is…

A: Heterozygous alludes to having acquired various types of a specific quality from each parent. A…

Ecological adaptations

An ecological adaptation is any morphological, physiological, or behavioral trait of an organism that allows it to survive and reproduce in a habitat or ecosystem. Adaptation is a biological mechanism by which an organism gradually gets more acclimated to its surroundings.