Essays Tagged: "Allele"

Biology notes for genetics.

Mendel's model to predict the likely outcome of genetic crosses. Capital letters refer to dominant alleles, and lowercase letters refer to recessive alleles. Capital and lowercase forms of the same l ... tal and lowercase forms of the same letter must be used to designate the two forms of one gene. The allele for a dominant trait of tallness in pea plants is represented by T, and the allele for the re ...

(4 pages) 96 1 4.2 Aug/2003

Subjects: Science Essays > Biology

Biology 10 Notes on Complicated Patterns of Inheritance.

ePhenotype of heterozygous is different from homozygous parentsIntermediate btwn two parentsNeither allele is dominantCarnationsPure red (RR) x Pure White (rr)Bright Pink (Rr)Red (R) is slightly domin ... dominate cuz carnations are bright pink not pale pinkResult of F21:2:1R:Rr:rrRed:Pink:whiteMultiple AllelesGene that has many different allele formsOne person can only have 2 of these alleles (one of ...

(1 pages) 28 0 0.0 Sep/2004

Subjects: Science Essays > Biology > Human Biology

Mendel and the Deviations.

ven though there are two genes in ordinary cells. If your eyes are blue, green or grey you have two alleles for blue eyes (bb), then your gametes must have a blue allele (b); if your eyes are brown yo ... bb), then your gametes must have a blue allele (b); if your eyes are brown you might have two brown allele (BB), then your gametes have one allele for brown (B) or you might have one allele of each ki ...

(3 pages) 53 0 4.0 Feb/2006

Subjects: Science Essays > Genetics & Genome Projects

Famous Biologists

ven though there are two genes in ordinary cells. If your eyes are blue, green or grey you have two alleles for blue eyes (bb), then your gametes must have a blue allele (b); if your eyes are brown yo ... bb), then your gametes must have a blue allele (b); if your eyes are brown you might have two brown allele (BB), then your gametes have one allele for brown (B) or you might have one allele of each ki ...

(5 pages) 36 0 5.0 Feb/2006

Subjects: Science Essays > Biology

Heredity

lowing figure:Mendel's principle of independent assortment states that during gamete formation, the alleles of a gene for one trait (Tt), segregate independently from the alleles of a gene from anothe ... green seeds.Many traits are expressed as dominant- recessive traits. If a gene pair consists of two alleles, and one is expressed and the other is not they are dominant and recessive. The expressed al ...

(2 pages) 58 0 4.0 Mar/2006

Subjects: Science Essays > Biology

DNA profiling

of DNA profiling in common use. They are called restriction fragment length polymorphism (RFLP) and allele specific testing. They are similar in many ways, but they also have some differences.RFLP is ... the nylon to obtain the autoradiograph photo, containing the familiar "bar code" pattern of the DNA.Allele-specific testing can be done with a much smaller DNA sample, and takes less time than RFLP. T ...

(3 pages) 80 0 4.0 Oct/2006

Subjects: Science Essays > Genetics & Genome Projects

Cystic Fibrosis - a genetic disorder

ns that, in order for a child to be affected by CF, his/her phenotype must be homozygous for the CF allele. That is he/she must have received a CF gene from both the mother and the father. If the chil ... be predicted, given that we know both the couples phenotypes. Unfortunately most carriers of the CF allele are not aware that they are carriers until after they produce a child with CF.The defect gene ...

(5 pages) 51 1 5.0 Jun/2007

Subjects: Science Essays > Biology

Reebop Lab

fggHH2nd lightestj) If your ReeBop has three eyes, your ReeBop will only live 2 years. What type of alleles are these? Find an example of where this actually occurs in a real situation.A ReeBop that h ... ion.A ReeBop that has three eyes, resulting in him/her living for only 2 years is related to lethal alleles.The genes that result in a reebop having three eyes is homozygous recessive (ee). This means ...

(5 pages) 2941 0 0.0 Sep/2009

Subjects: Science Essays > Biology