Genetics Facts and Fallacies

Acquired characteristics, like mechanical or math skills, may be inherited.

• True

• False

Identical twins are always the same sex.

• True

• False

Fraternal twins are more closely related to each other than other children in the family.

• True

• False

The father determines the sex of a child.

• True

• False

Each parent contributes half of a child's genetic makeup.

• True

• False

The thoughts or experiences of a mother may alter the hereditary makeup of an unborn child.

• True

• False

Color blindness is more common in males than females.

• True

• False

A parent may transmit characteristics to an offspring which the parent does not show.

• True

• False

Certain hereditary characteristics are influenced by the blood.

• True

• False

Certain hereditary traits may be altered by the stars, moon, or planets early in development.

• True

• False