The General Idea Behind All of the Social Networking Sites

question 10

True/False

The general idea behind all of the social networking sites is that people are invited to join by existing members who think they would be valuable additions to the community.

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Definitions:

Dominant Allele

A dominant allele is a variation of a gene that will express its trait over another variant, known as the recessive allele, when present in a pair.

Recessive Allele

A variant of a gene that must be inherited from both parents to be expressed in the offspring, in contrast to a dominant allele.

Carriers

Individuals who possess one copy of a mutated gene for a recessive genetic condition but do not exhibit symptoms of the condition themselves, though they can pass the gene to offspring.

Dominant Gene

A gene that is expressed in the phenotype even when only one copy is present in the genotype.