WebNov 4, 2024 · A homozygous brown-eyed person would have the BB gene, while a homozygous blue-eyed person would have the bb gene. An individual has the dominant SS gene, a homozygous gene that results … WebWhat are 3 examples of genotype? Three examples or types of genotype include 1) homozygous dominant 2) homozygous recessive 3) heterozygous Is AA a genotype or phenotype? AA is a genotype. It shows what the alleles for a particular gene are, in this case, a homozygous pair of A alleles. Final Genotype Quiz Question
Homozygous Dominant: Definition & Example - Study.com
WebApr 10, 2024 · Examples of homozygous genotypes − Assuming that A stands for dominant alleles and a for recessive alleles, a homozygous person might have either the AA or aa genotype. Examples from Mendel’s work − Given the limited understanding of genetics at the time, Mendel referred to homozygous plants as true-breeding plants. WebJul 20, 2024 · Homozygous Freckles. Having freckles is a third example of a dominant trait. In this example, assume that both Sally and John have … max fried astros
4.3: Pedigrees review - Biology LibreTexts
WebStep 2/2. Final answer. Transcribed image text: 19. Sometimes the expression of a gene is influenced by the expression of another gene. For example, pigmentation may not be expressed in an individual homozygous for albinism, even though that animal has other genes for pigment. In rats, black coat (B) is dominant over white (b). The cystic fibrosis transmembrane conductance regulator (CFTR) gene makes a protein that controls fluid movement in and out of cells. If you inherit two mutated copies of this gene, you have cystic fibrosis (CF). Every person with CF is homozygous for this mutation. The mutation causes thick mucus … See more The hemoglobin subunit beta (HBB) gene helps produce beta-globin, which is part of hemoglobinin red blood cells. Hemoglobin makes it possible for … See more Phenylketonuria (PKU) occurs when a person is homozygous for a phenylalanine hydroxylase (PAH) gene mutation. Normally, the PAH gene instructs cells to produce an enzyme … See more The MTHFR geneinstructs our body to make methylenetetrahydrofolate reductase, an enzyme that breaks down homocysteine. In a … See more hermitage library pa