Color Blindness Is an X-Linked Recessive Gene

question 131

Short Answer

Color blindness is an X-linked recessive gene. Two normal-visioned parents produce a color-blind child.
(a) Is this child male or female?
(b) What are the genotypes of the parents?
(c) What are the chances that their next child will be a color-blind daughter?

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Definitions:

Microsystem

The immediate environments in which individuals interact, such as family, school, and peer groups, within the ecological systems theory.

Social Environment

The immediate physical and social setting in which people live or in which something happens or develops.

Media

Forms of mass communication, including newspapers, magazines, books, comic books, radio, television, films, video games, and the Internet.

School

An institution designed for the teaching of students under the direction of teachers, varying greatly in the levels of education provided.