Genetic Facts Survey

Certain acquired characteristics, such as mechanical or mathematical skill, may be inherited
T
F
Identical twins are always the same sex
T
F
Fraternal twins are more closely related to each other than to other children in a family
T
F
 
The father determines the sex of a child
T
F
Each parent contributes half of a childs genetic make-up
T
F
Certain thoughts or experiences of a mother may mark or alter the hereditary make-up of an unborn child
T
F
Color-blindness is more common in males than females
T
F
 
A person many transmit characteristics to offspring which he, himself, does not show
T
F
Certain hereditary characteristics are influenced by the blood
T
F
Identical twins are more closely related that fraternal twins
T
F
Certain inherited traits may be altered by the stars, moon, or planets early in development
T
F
Males are biologically stronger than females
T
F
The tendency to produce twins may run in families
T
F
A craving for food such as strawberries may cause a birthmark on an unborn child
T
F
Many of a person's inherited traits do not appear
T
F
The parent with the stronger will contributes more to a childs inheritance than the other parent
T
F
If a person loses a limb in an accident it is likely that he or she will have a child with a missing limb
T
F
The attitude of parents toward each other influences the emotional make-up of an unborn child
T
F
Children born to older parents usually lack the vitality of those born to younger parents
T
F
The total number of male births exceeds female births this year
T
F
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