Sex-linked diseases are passed down through families through one of the X or Y ... Dominant inheritance occurs when an abnormal gene from one parent ... Someone who has one abnormal gene (but no symptoms) is called a carrier. ... Females can get an X-linked recessive disorder, but this is very rare.
X-linked genetic disorders In humans, the alleles for certain conditions (including some forms of color blindness, hemophilia, and muscular dystrophy) are X-linked. ... Women who are heterozygous for disease alleles are said to be carriers, and they usually don't display any symptoms themselves.
Homologous chromosomes are paired early in the cell reproduction process. and one pair of sex chromosomes The autosomes carry the genes that determine most body characteristics
When Benedict's test is positive, an orange-red precipitate forms when the Benedict's reagent is added to a solution contain reducing sugar. The iodine test is a chemical test for starch. When iodine solution which is red is added to starch it turns blue/black in colour.
Homeostasis is the maintenance of a stable internal environment. Homeostasis is a term coined to describe the physical and chemical parameters that an organism must maintain to allow proper functioning of its component cells, tissues, organs, and organ systems.
