4. Question #3
• Fraternal twins are more closely
related to each other than to
other children in the family?
• Answer: False
5. Question #4
• The father
determines the
sex of the child.
• Answer: True
6. Question #5
• Each parent contributes half
of a child’s genetic makeup.
• Answer: True
7. Question #6
• Certain thoughts or experiences of
a mother may mark or alter the
hereditary makeup of an unborn
child.
• Answer: False (unless
environmental concerns)
8. Question #7
• Color-blindness
is more common
in males than
females.
• Answer: true
9. Question #8
• A person may transmit
characteristics to offspring
which he does not show.
• Answer: True
10. Question # 9
• Certain
hereditary
characteristics
are influenced
by the blood
• Answer: False
11. Question # 10
• Identical twins are
more closely related
than fraternal twins.
• Answer: True
12. Question # 11
• Certain inherited traits may be
altered by the stars, moon or
planets early in development.
• Answer: False
13. Question #12
• Males are
always
biologically
stronger than
females
• Answer: False
14. Question #13
• The tendency to produce twins
may run in families
• Answer: True
15. Question #14
• A craving for food such as
strawberries may cause a birthmark
on the unborn child
• Answer: False
16. Question # 15
• Many of a
person’s
inherited traits
do not appear
• Answer: True
17. Question # 16
• The parent with the stronger
will contributes more to a
child’s inheritance than the
other parent
• Answer: False
18. Question # 17
• If a person loses a limb in an
accident, it is likely that he or
she will have a child with a
missing limb
• Answer: False
19. Question #18
• The attitude of the parents
toward each other influences
the emotional makeup of the
unborn child
• Answer: False
20. Question #19
• Children born to older
parents usually lack the
energy levels of those born to
younger parents
• Answer: False
21. Question #20
• The total
number of male
births exceeds
female births
each year
• Answer: True
