Answer: The color of the iris is the example of polygenic inheritance.
Explanation:
Polygenic inheritance can be defined as the inheritance in which one trait is controlled by the two or more than two genes. The color of the skin, color of iris, weight and height are polygenic traits. The color of the iris is the polygenic trait the number of genes responsible for this are unknown but these genes are responsible for the synthesis of melanin pigment imparting color to the iris. OCA2 and HERC2 are the chief genes present on chromosome 15 responsible for this trait. Dark brown and black eyes are expected to have more amount of melanin as compared to the green and hazel eyes.
Pedigree is the symbolic representation of the history of an individual's family connections, presenting their ascendants and descendants in an organized manner. This is an important instrument in the genealogical process, as it is a way of gathering data about the ancestors of the members who participated in a person's family building so that the connections between these individuals are established.
The family pedigre shown in the above question would be:
Hanna's mother and Hanna's father have three daughters of Hope's order, Holly and Hanna. Hanna and Harry have a son named John. John is married to Jane. His children are Lee and Leah (diagnosed with galactosemia
). Janes's mother is Hilda and the brother is Joe. Joe is married to Jen and his son is Les.
Answer:
codons are groups of 3 bases in mRNA. Each codon codes for an amino acid.
Explanation:
You have to break them up in groups of 3 bases.
Flower color is red; AA. flower color is blue