You asked: What is the genotype of a boy?

The sex genotype for a human male is denoted as XY.

What is the genotype of the male answer?

When a sperm carrying the Y chromosome fertilizes an egg, the resulting embryo has a genotype of XY and ill be a male. With rare exceptions, all other embryos will be XX or female.

What determines boy or girl?

Men determine the sex of a baby depending on whether their sperm is carrying an X or Y chromosome. An X chromosome combines with the mother’s X chromosome to make a baby girl (XX) and a Y chromosome will combine with the mother’s to make a boy (XY).

What is the genotype of a hemophiliac male?

Expression and Transmission

Phenotype Genotype
Normal male XHY
Normal female XHXH
Affected male XhY
Carrier female XhXH

What is phenotype example?

Examples of phenotypes include height, wing length, and hair color. Phenotypes also include observable characteristics that can be measured in the laboratory, such as levels of hormones or blood cells.

Can a male have no Y chromosome?

Some men have more than two sex chromosomes in all of their cells (the XXY variation is called the Klinefelter syndrome), and many men lose the Y chromosome from their cells as they age.

What is the genotype of colorblind female and normal male?

Females that are X+X+ or X+Xc have normal color vision, while XcXc females are colorblind. Males that are X+Y have normal color vision, while XcY males are colorblind. To determine the inheritance of red-green colorblindness (or any other X-linked trait), the genotypes of the parents must be considered.

THIS IS INTERESTING:  What can't a karyotype tell you?

What is meant by genotype?

In a broad sense, the term “genotype” refers to the genetic makeup of an organism; in other words, it describes an organism’s complete set of genes. Each pair of alleles represents the genotype of a specific gene. … For example, in sweet pea plants, the gene for flower color has two alleles.

All about hereditary diseases