Sex linked traits and pedigrees
Terms in this set (20)
A picture of all the chromosomes in a cell.
x linked genes
Carried on the x chromosomes
An x-linked recessive disease. The individuals blood does not clot properly, causing severe bleeding from minor cuts.
If someone has red green colorblindness, what don't they see?
They don't see colors of red and green correctly.
Someone who has one recessive gene. A heterozygous individual.
Everyone on one level of a pedigree. All the children or grandchildren are an example.
A chart showing relationships between genetically related people in a family.
Brother and sister
Black shapes mean
the individual has the condition
White shapes mean
The individual does not have the condition.
Half white/half black shapes mean
The person is a carrier of a condition.
Affects the nerve cells of the brain, which results in deterioration of the mental and physical abilities.
A slight mutation of the x chromosome that causes the individual to see certain colors (like green and red) incorrectly.
A genetic mutation that leads to difficulty breathing and lack of enzyme production in the pancreas. It also causes the production of mucus in the lungs, liver, and pancreas.
Down syndrome or trisomy 21
Caused by an extra 21st chromosome, which leads to developmental disabilities and distinctive facial features.
Factors that control traits.