Suppose you identify a new gene in mice.  One of its alleles specifies white fur, another specifies brown.  You want to see if these alleles are inherited in a Mendelian pattern, or with incomplete dominance.  What crosses would give you the answer?  Explain.

Q: The gene for hair color in rabbits has two alleles brown and white. Brown is dominant over white.…

A: Genetics is a branch of biology that deals with the study of genes, genetic variation and heredity…

Q: Let’s suppose a genetic disease is caused by a mutantallele. If two affected parents produce an…

A: Genetic disease is defined as an inherited medical condition or state caused by an abnormality in…

Q: In a cross between a black and a white guinea pig, all members of the F1 generation are black. The…

A: The alleles are generally of dominant and recessive type and some other forms like codominant are…

Q: Which statement best describes Mendelian or complete dominance? When both the dominant and recessive…

A: Traits are inherited from the parents to the offsprings. The inherited traits that are expressed in…

Q: Suppose Mendel had transferred pollen from an F1 plant to the carpel of a plant that was homozygous…

A: Sir Gregor Johann Mendel experimented on pea plants and laid the foundation of genetics. He…

Q: (e) Mendel's Second Law of inheritance states that, "during gamete formation the segregation of each…

A: Answer :- (e) Heredity, often known as genetics, is the transmission of genetic traits from one…

Q: How continuous variation could still be explained in a Mendelian fashion ?

A: Genetics is a part of science worried about the investigation of genes, genetic variation, and…

Q: Choose a trait from mendel’s sweet pea experiment and work out the problem of performing a…

A: Gregor Mendel is considered as the "Father of genetics" due to his works on the inheritance of Pisum…

Q: Joe has a white cat named Sam. When Joe crosses Sam with a black cat, he obtains 12 white kittens…

A: Mendel’s law of segregation depicts that when two heterozygous individuals crossed the hybrids of F2…

Q: compare and contrast mendelian inheritance in human traits

A: Mendelian genetic  Mendel for the first time discovered the patter of inheritance from parents to…

Q: Imagine that hair color in cats is controlled by one gene with two alleles: "T" and "t". "T" codes…

A: Dominant allele is represented by a capital letter. Dominant allele masks the expression of…

Q: Imagine you have two pure-breeding lines of canaries,one with yellow feathers and the other with…

A: Pure breeding or true-breeding lines of organisms are a group of organisms that always passes down…

Q: Why was the garden pea a good choice as an experimental organism in Mendel’s work?

A: Garden pea botanical name is Pisum sativum. Pisum sativum belongs to the family of Leguminosae.…

Q: Give an EXAMPLE of each genetic term to ell the difference of the terminologies A. Mendelian…

A: Genetics: It is the study of hereditary, variations and environmental effects on the genes. It is of…

Q: n guinea pigs, black hair color (B) is dominant and brown hair color (b) is recessive. Long hair (L)…

A: Zygozygosity can be heterozygous or homozygous. Heterozygous people have one recessive and one…

Q: The bird species described in question 5 has an ornamental plumage on its head.  The plumage…

A: Sir Gregor Mendel was a priest and a teacher who did the famous hybridization experiment on garden…

Q: Suppose we breed a black cat with a white cat, and produce a litter black cats. What can we say…

A: Genotype is the genetic makeup of an organism. It describes an organism’s complete set of genes.…

Q: Hairy petals is the dominant trait in a species of orchid. If an orchid has hairy petals, which…

A: Answer: DOMINANT trait are the expressive traits in an individual, which has both heterozygous…

Q: Mendelian Genetics Punnett Square Question :  In cattle, the hornless condition (H) is dominant to…

A: Thank you for the question  a) A horned bull is mated to a hornless cow which is heterozygous . What…

Q: A cross between a black cat and a tan cat result in a tabby cat. A tabby cat is crossed with a tan…

A: Black fur is a dominant trait and so is a tan fun. Tabby fur is seen when both alleles are…

Q: You do an experiment with the genetics of plant flower color. You cross a red flowered plant with a…

A: Non-Mendelian inheritance is any pattern of inheritance in which traits do not segregate in…

Q: Two parents who have the same phenotype for a given trait produce a child with a different phenotype…

A: For a single trait , generally, there are two alleles that decide phenotypic character. Off springs…

Q: You are crossing mice in your lab. You notice that there is heritable variability in the tail length…

A: Crossing mice in lab gives variability in the length of their tail due to the transfer of hereditary…

Q: Suppose you identify a new gene in mice. One of its alleles specifies white fur color. A second…

A: Dominance may be of three types- Completely dominant, codominant and incomplete dominant. Completely…

Q: A family of mice living in a small cage had babies with white fur coloring and brown fur coloring.…

A: Grandparents' genes can affect how their grandchildren look.

Q: Consider the genetic cross for absent-mindedness, which is a dominant trait. All of the offspring…

A: A dominant trait is an inherited feature that occurs in an offspring when a dominant allele is…

Q: Part 1: Make a three part process drawing (like a cartoon strip) to demonstrate Mendel’s Principle…

A: An allele is a variant form of a given gene.  Phenotype is the observed physical traits of an…

Q: In some dogs, barking while chasing rabbits is due to a dominant gene; others do not bark. Dogs with…

A: Let the barking trait is encoded by the dominant allele B. And it is dominant over b allele. The bb…

Q: Which of Mendel's postulates can only be demonstrated in crosses involving at least two pairs of…

A: Mendel worked on the pea plants and gave three basic laws of heredity: Law of dominance Law of…

Q: what is a genotype and what is a phenotype? Explain how these concepts relate to the concepts of…

A: Genes are the sequence of nucleotide that encode a particular protein.

Q: Can we tell what Dudleys second allele is? Why or why not?

A: Lets take 2 genes for the easy expressing magical ability. First trait for magic Dominant Trait -…

Q: You are observing a species of mice in which brown fur color is dominant to white fur color. When a…

A: Genetics may be defined as a branch of biology that mainly deals with the study of genes, genetic…

Q: The fruit fly Drosophila melanogaster (left) has four pairs of chromosomes, whereas the house fly…

A: Drosophila melanogaster or fruit fly is considered as the model organism for genetic studies. It has…

Q: Suppose that for three generations, the clawed wing trait has only shown up in males. In the fourth…

A: There are five types of traits transmitted from generation to generation. They are, Autosomal…

Q: Suppose you identify a new gene in mice. One of its alleles specifies white fur, another specifies…

A: Incomplete dominance is a type of inheritance pattern which shows blending of two alleles in F2…

Q: Explain how Mendel’s interpretation of his pea plant experiments would have changed if he did not…

A: According to the question, we have to explain how Mendel’s interpretation of his pea plant…

Q: When Mendel did crosses of true-breeding purple- and white-floweredpea plants, the white-flowered…

A: Gregor Mendel discovered the fundamental rules of inheritance after his studying the breeding of…

Q: The fruit fly Drosophila melanogaster has four pairs of chromosomes, whereas the house fly Musca…

A: In the plant and animal cells, inside the nucleus are found thread-like structures that are referred…

Q: Imagine that feather color in parrots is controlled by one gene with two alleles: "P" and "p" 'P" is…

A: The genotype of Green parrot can be PP or Pp as it is dominant The genotype is blue parrot is only…

Q: Make a figure (or figures) showing a pair of homologous chromosomes.  Show genes/alleles that are…

A: DNA recombination is a process by which new combinations of DNA or alleles are obtained by breaking…

Q: genetics looking at a pedigree, describe how a patteren ELIMINATES the possibility of a particular…

A: Patterns of inheritance in humans include autosomal dominance and recessiveness, X-linked dominance…

Q: In the Pea plants studied by Mendel, green pod colour is dominant over yellow pod colour. You have…

A: Pure line: A strain of homozygous, true breeding organisms formed either through repeated…

Q: Using skin color as an example of a  multifactorial trait, explain why skin color produces a  wide…

A: Skin color shows a polygenic inheritance pattern . The trait for skin color is controlled by three…

Q: Suppose that you are raising Mongolian gerbils. You notice that some of your gerbils have white…

A: A recessive allele is one that is expressed only under homozygous conditions.  A dominant allele can…

Q: Mendelian Genetics The presence of a dimple on the cheek is governed by a dominant gene. A couple…

A: Heterozygous means that you acquired different versions of a gene from each of your parents. A…

Q: Suppose you identify a new gene in mice. One of its alleles specifies white fur color. A second…

A: In complete dominance, only one allele in the genotype is seen in the phenotype. In codominance,…

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.