The term "phenotype" refers to the observable physical properties of an organism; these include the organism's appearance, development, and behavior. An organism's phenotype is determined by its ...

Under these circumstances, there are more than two gene products affecting the same phenotype, and these products may have complex hierarchical relationships. Any time two different genes ...

Jasper used to burn often. Why did that change when it became a national park?

In different cells around the body, certain genes will be switched on and others will be switched off. This will vary depending on which cells you examine.

Recessive alleles will be overridden by the presence of a dominant allele. The phenotype is the outward expression of a gene (i.e. the physical appearance). The genotype is a set of paired symbols ...