An organism that is heterozygous for a recessive and dominant allele will display what phenotype? A) Something completely different from the dominant and recessive phenotypes B) Recessive C) A mixture of the dominant and recessive phenotypes D) Dominant E) A dysfunctional phenotype

Q: What is the  expected ratio of phenotypes among children when the parents are of the AB blood type…

A: ABO blood grouping in human beings is an example of multiple allelism and codominance.

Q: A monohybrid cross is a cross with: OA) Two individuals heterozygotic at a single gene locus B) One…

A: A Monohybrid cross is a cross between two organisms with one contrasting trait that is regulated by…

Q: Two pea plants that are true-breeding for recessive white flowers are mated and their offspring…

A: When the two pea plants that are true-breeding for recessive white flowers (ww) are mated, this…

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: a man has simpson syndrome, an addiction to certain television series. his wife does not have this…

A: ss x Ss Father with Simpsons syndrome x carrier mother   S s s Ss ss s Ss ss 50%…

Q: In dogs, black fur (B) is dominant to brown fur (b). In a genetic cross of two dogs that are…

A: It is given that black fur (B) is dominant over brown fur (b). The cross is between two dogs with…

Q: In the mouse, gene A is epistatic to gene B. Dominant allele A allows pigmentation to be transported…

A: Epistasis is a genetic phenomenon where the expression or effect of one gene depends upon the…

Q: Which blood types are possible for the children of a female with genotype lBi and a male with…

A:

Q: n some chickens, the gene for feather color is controlled by codominance. The allele for black is B…

A: The Punnett square could be a table that lists all of the potential outcomes of a genetic cross…

Q: B. B BB Bb b Bb bb Brown rabbits have the genotype BB or Bb. White rabbits have the genotype bb. If…

A: Genotype refers to an individual's collection of genes where it can be a single gene or set of genes…

Q: Based on the observed inheritance pattern and ratio of phenotypes, what are the genotypes of the…

A: Mutations in the CFTR gene lead to the genetic condition known as cystic fibrosis (CF). The CFTR…

Q: Tony has a sister with cystic fibrosis (CF). Neither of his parents have CF, nor does Tony. Tony is…

A: Cystic Fibrosis is a genetic disorder that is inherited in an autosomal recessive way. It is caused…

Q: In fruit flies, yellow body is a sex linked recessive allele. The dominant allele is dark bodied. If…

A: A bleeding ailment called haemophilia causes blood to not clot normally. Blood contains a variety of…

Q: 2) You're the director of Foothill Presbyterian Hospital's maternity ward, and you have four…

A: Blood group refers to the classification of blood-based on the presence or absence of certain…

Q: 2) A man with a recessive sex linked allele for colour blindness marries a woman who has normal…

A: Color Blindness is a recessive X-linked disease where a person couldn't distinguish between…

Q: PKU is a recessive disorder based on a single mutant gene. Consider that Noor is a carrier, but her…

A: Phenylketonuria is a rare genetic disorder which affects the way the body processes an amino acid…

Q: Sickle-cell disease is a recessive trait in humans. In a cross between a father who has sickle-cell…

A: A type of inherited blood disorder is sickle-cell disease or sickle-cell anemia. It affects the red…

Q: Consider an autosomal recessive disease in which an individual must inherit two recessive alleles to…

A: Given,disease phenotype is a recesssive trait. Option 4 is the answer.Probability of having a…

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.