A man and woman, both both with brown eyes (B) marry and have a blue eyed (b) child. Determine the phenotype and the genotypes of the man, woman and child?

Q: Name an edible fungus.

A: the edible fungus are; Cantharellus Cibarius (common name: chanterelle, girolle or golden…

Q: In humans, baldness (Xᵇ) is a recessive sex-linked trait. Two people with normal hair (Xᴮ) have a…

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

Q: In humans, brown eyes (B) are dominant over blue. A brown eyed man marries a blue-eyed (b) woman and…

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

Q: For the below mating, what proportion of offspring will be blood type A? H/h; A/i* H/h; A/i A) 1/4…

A: Introduction  The classification of blood based on the presence or absence of antibodies and…

Q: 22) If both married couples have the sickle cell trait (AS), what is the possible combination of…

A: The mode of inheritance is a pattern of obtaining parentral alleles  or genes to the offsprings. The…

Q: What are the alleles present in an individual?

A: A gene is a precise region of the DNA which regulates a specific trait. An allele is defined as one…

Q: A heterozygous green eyed monster is crossed with a purple eyed monster. a)What proportion…

A: Organisms can be homozygous or heterozygous for a gene. An organism can be homozygous dominant if it…

Q: In humans, normal skin color (A) is dominant over albino (a).  An albino man marries a normal woman…

A: Alleles are passed down to the organism's progeny. They come in two varieties: dominant alleles and…

Q: Gene A has three possible alleles (A1, A2, A3), gebe B has four possible alleles ( B1 - B4), and…

A: The hereditary currency of a cell is the gene. Every gene carries the genetic information from the…

Q: When you interlace your fingers, your left thumb falls over your right thumb. So you have the…

A: In dominant-recessive conditions, the dominant phenotype masks the recessive phenotype, hence the…

Q: n which of the following cases a person can be heterozygous for a particular trait , and expresses…

A: Genetics is a branch of biology, which focuses on the study of genes, genetic variations, and…

Q: Brown hair is determined by an autosomal dominant allele: “B”. Blond hair is determined by the…

A: Meiosis is a reductionak division. It reduces the chromosome number to halves. The B allele is…

Q: What must be true about the genotypes of parents who have a child who has a dominant trait?

A:

Q: Curly hair (C) is dominant to straight hair (c). Is it possible for a curly haired man to produce…

A: Curly hair is inherited as an autosomal dominant trait, meaning that one parent has straight hair…

Q: If someone has a dominant trait such as Widow's Peak, how might you determine whether he/she was…

A: * widow's peak inheritance means individuals having V shaped hairline that runs in families. *To…

Q: If a male is homozygous dominant and the female is homozygous recessive, what is the probability…

A: Genotype can be homozygous dominant (AA) or homozygous recessive (aa) or heterozygous (Aa).

Q: What is an individual with a homozygous genotype?

A: Genotype refers to the genetic composition of an organism. It is of three types, namely homozygous…

Q: A man with red-green color-blindness (a recessive, sex-linked condition) has a daughter of normal…

A: Color blindness in the red-green spectrum. A person with red-green colour blindness is unable to…

Q: 25. A couple has 5 children, all sons. If the woman gives birth to a sixth child, what is the…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Why do human sex-linked recessive traits typically show up in sons more than daughters? Hint:…

A: Sex linked Traits :  These are the traits associated with genes found on sex chromosomes.  For…

Q: Determine from pedigree analysis whether human traitsare X-linked or autosomal.

A: Pedigree analysis is a scientific approach that helps to study the inheritance of genes in humans.…

Q: brown eyes (B) are dominant over blue. A brown eyed man marries a blue-eyed (b) woman and they have…

A: The organisms with two same alleles at a genetic locus is called as a homozygote. The organism with…

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.