If a chicken has black and white feathers, how could you describe the genes for feather color? If a plant has yellow flowers and is crossed with a plant with red flowers and the resulting offspring has orange flowers, what can you infer about this plant's genetics?

Q: There are two genetically-determined traits that are seen in a species of salamander. The S-gene…

A: A dihybrid cross is a breeding experiment between P-generation (parental generation) organisms that…

Q: In a test cross, an individual dominant for a certain trait ( whether homozygous or heterozygous is…

A: Test cross- It is tool to determine  whether the individual organism is homozygous or heterozygous .…

Q: In a field you find three types of the same plant: some with long leaves, some with short leaves,…

A: Given here is a hypothetical situation that in a field there are three types of the same plant: some…

Q: short) pea plant that has yellow, round peas (also both dominant over green and wrinkled,…

A: A cross involving three characters is a trihybrid cross. In this type of cross dominant character is…

Q: Using Mendel’s lines of peas, describe how you would use a test cross experimental design to…

A: In garden pea, the purple color of flowers is dominant over white color.  Let,  P - allele for…

Q: If a corn plant was heterozygous for kernel color and seed shape,what would be the genotype of the…

A: Genotype is the genetic make up of an individual that is produced according to the allele…

Q: Let’s say you are studying stem length in tulips. This trait determined by a number of polygenes. If…

A: Answer: POLYGENES = These are the group of genes responsible for expression of phenotypic traits in…

Q: Suppose that you have 72 F2 flies from a cross, and expected that they would show a phenotype ratio…

A: This 9:3:3:1 phenotypic ratio is the classic Mendelian ratio for a dihybrid cross in which the…

Q: genotype

A: The gene is defined as the inherited factor which determines the characteristic features. The…

Q: In mung beans, the green seed coat (G) is dominant than the brown seed coat (g). If a purebred mung…

A: The variant forms of a particular gene occupying the same locus on a chromosome are termed alleles.…

Q: A) Describe the data you collect from the Purple 1 x Purple 2 cross. Predict the genotype of each of…

A:

Q: You experiment with the genetics of height in a plant. You cross a homozygous tall (TT) plant with a…

A: We'll use punnet square to tell us about how the progeny will look like with complete dominance  All…

Q: botanist carries out a cross pollination with two red poppies. In the result he obtained 75% red…

A: Dancer is according to the mendel's law of dominance and law of segregation. These laws suggest that…

Q: A heterozygous plant with genotype Aa self-pollinates. Find the probability that an offspring is…

A: A heterozygous plant with genotype Aa self-pollinates. Here, a and A denote the two different…

Q: Are there plant characteristics not covered by Mendelian principles? Cite examples to support your…

A: Two principles of heredity were formulated by Gregor Mendel in 1866 based on his observations of the…

Q: You are working for a parakeet breeder that has some green birds and some blue birds. You want to…

A: Green is the dominant phenotype.We can determine this because the blue male, who must be homozygous…

Q: In wild sunflowers, populations occurs that are either yellow or white. one variety of true breeding…

A: It is given that, in wild sunflowers, populations occur that are either yellow or white. one variety…

Q: A horticulturist has a purple plant and a white plant. The horticulturist knows that purple is…

A: The cross between two different genes that varies in the observed characteristics is called a…

Q: In Mendel's experiments, if the tall plant gene (T) were dominant over the short plant gene (t),…

A: Mendel was the father of genetics. He did his experiments mostly on Pea plant. Three laws of…

Q: In mung beans, the green seed coat (G) is dominant than the brown seed coat (g). If a purebred mung…

A: Genes are DNA sequences that code for a specific protein. The set of all genes in an individual is…

Q: Suppose I cross a heterozygous Round pea to a homozygous wrinkled pea. I collect pea pods from the…

A: 50%

Q: Let's say that you were a farmer and you have a field of peas of various genotypes. Pretend that you…

A: The genotype of an organism is the inherited DNA sequence that contains the information for making…

Q: The trait of medium-sized leaves in iris is determined by the heterozygous genotype TRIT. Plants…

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

Q: If you crossed a heterozygous fruit fly with straight wings and red eyes to one with curly…

A: A phenotypic ratio helps to determine the likelihood of a trait and is most easily determined by…

Q: You are studying cushion plants in New Zealand: the wild-type cushion plan has a wide canopy. You…

A: When the nucleotides sequences in the genome of an organism are altered or changed due to mistakes…

Q: The trait of medium-sized leaves in iris is determined by the heterozygous genotyp Rir. Plants with…

A: Inheritance patterns are of different type’s   Mendelian inheritance, incomplete dominance,…

Q: A heterozygous plant with genotype Aa self-pollinates, and then its offspring also self-pollinate.…

A: An heterozygous plant with genotype Aa self pollinates.  From this we are able to predict the two…

Q: You successfully isolate an hsf2/hsf2; hsf3/hsf3 double mutant stock. You cross this plant to an…

A: 40 plants

Q: Let us suppose that two long-winged flies were crossed and that 77 long-winged and 24 short-winged…

A: The condition where two non identical genes are present in an individual for a particular character…

Q: A child with Type O blood is born to a mother with Type A blood.   What is the genotype of the…

A: The genotype is defined as the genetic constitution of an individual for any particular trait. It is…

Q: In mung beans, the green seed coat (G) is dominant than the brown seed coat (g). If a purebred mung…

A: The study of the inheritance of a single pair of contrasting traits of a character at a time is…

Q: A plant with flowers with pink petals is crossed to another plant with flowers with pink petals. The…

A: Passing on of characters from one generation to another is called heredity. The concept of heredity…

Q: If you needed to determine the genotypes of a phenotypically dominant plant, could design an…

A: The genotype of an organism is determined by a testcross. When a recessive phenotype individual…

Q: Consider a plant that has the "Leaf" gene (L) that causes leaves to be either smooth or wrinkled and…

A: A dominant allele is an allele which show its effect both in the homozygous and heterozygous…

Q: What can you conclude about this phenotype/trait?       Long and short alleles are codominant…

A: Genes are hereditary units of DNA (Deoxyribose Nucleic Acid, that acts as the genetic material of…

Q: A heterozygous plant with genotype Aa self-pollinates, and then its offspring also self-pollinate.…

A: Introduction  A gene is consisting of a pair of alleles/ factors and these alleles can be dominant…

Q: Suppose that goats have one gene that codes for color, where A is brown and a is white. The goats…

A: The probability of a cross between Aa Bb × Aa bb parents producing two out of six offspring that are…

Q: The trait of medium-sized leaves in iris is determined by the heterozygous genotype TRIT. Plants…

A: Dear student answer of your question is given below:  Given:  Plants with large leaves has a…

Q: in Thomas Hunt Morgan's experiments examining the transmission of eye color in frut fies he observed…

A: A sex-linked trait is a trait where the expression of a gene present on the sex-chromosome (either X…

Q: In watermelons there is a gene for colour and a gene for shape located on different chromosomes. The…

A: A test cross is defined as an experimental cross of an organism with a dominant phenotype whose…

Q: In a particular plant, green seed color is dominant to yellow seed color. If all of the offspring of…

A: Since the green seeds are dominant to yellow, the allele for green seeds can be represented with…

Q: genes interest with the dominant alleles being T-tall, H=hairy leaves and P=purple flowers. The…

A: In a trihybrid cross three characters are involve. In the above trihybrid cross the three characters…

Q: 1) In some species of pea plant, pea colour is determined by one pair of alleles and pea shape by…

A: It is said here that in some pea plant species, pea color is controlled by one pair of alleles while…

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.