THE Test Bank for HDEV 4th Edition Rathus
1 : The science of heredity is called
"eugenics." A : true
B : false
Correct Answer : B
2 : Each cell in our body contains 26
chromosomes. A : true
B : false
Correct Answer : B
3 : Genes are the biochemical materials that regulate the
development of traits. A : true
B : false
Correct Answer : A
4 : DNA takes the form of a double helix, or twisting ladder, is made up of
base pairs, and determines how the organism will develop.
A : true
B:
false
Correct Answer : A
5 : After mitosis, a cell has 23 pairs of
chromosomes. A : true
B : false
Correct Answer : A
6 : Polygenic traits are transmitted by a single pair
of genes. A : true
B : false
Correct Answer : B
7 : Sex chromosomes utilize meiosis to
divide. A : true
B : false
Correct Answer : A
8 : The typical sex chromosome pattern for
females is XY. A : true
B : false
Correct Answer : B
,9 : Monozygotic twins are conceived from separate egg cells.
,A:
true B
: false
Correct Answer : B
10 : Huntington disease is a fatal, progressive degenerative disorder and a
recessive trait. A : true
B : false
Correct Answer : B
11 : "Carriers" for traits have two recessive genes for
those traits. A : true
B : false
Correct Answer : B
12 : Type A blood is a recessive
trait. A : true
B : false
Correct Answer : B
13 : PKU is transmitted by a dominant
gene. A : true
B : false
Correct Answer : B
14 : Genetic counselling is used only prior to a woman getting
pregnant. A : true
B : false
Correct Answer : B
15 : Our phenotype is influenced by the
environment. A : true
B : false
Correct Answer : A
16 : Parents and children have 25% overlap in
genes. A : true
B : false
Correct Answer : B
17 : Low sperm count is the most common infertility
problem in men. A : true
B : false
, Correct Answer : A
1 : The science of heredity is called
"eugenics." A : true
B : false
Correct Answer : B
2 : Each cell in our body contains 26
chromosomes. A : true
B : false
Correct Answer : B
3 : Genes are the biochemical materials that regulate the
development of traits. A : true
B : false
Correct Answer : A
4 : DNA takes the form of a double helix, or twisting ladder, is made up of
base pairs, and determines how the organism will develop.
A : true
B:
false
Correct Answer : A
5 : After mitosis, a cell has 23 pairs of
chromosomes. A : true
B : false
Correct Answer : A
6 : Polygenic traits are transmitted by a single pair
of genes. A : true
B : false
Correct Answer : B
7 : Sex chromosomes utilize meiosis to
divide. A : true
B : false
Correct Answer : A
8 : The typical sex chromosome pattern for
females is XY. A : true
B : false
Correct Answer : B
,9 : Monozygotic twins are conceived from separate egg cells.
,A:
true B
: false
Correct Answer : B
10 : Huntington disease is a fatal, progressive degenerative disorder and a
recessive trait. A : true
B : false
Correct Answer : B
11 : "Carriers" for traits have two recessive genes for
those traits. A : true
B : false
Correct Answer : B
12 : Type A blood is a recessive
trait. A : true
B : false
Correct Answer : B
13 : PKU is transmitted by a dominant
gene. A : true
B : false
Correct Answer : B
14 : Genetic counselling is used only prior to a woman getting
pregnant. A : true
B : false
Correct Answer : B
15 : Our phenotype is influenced by the
environment. A : true
B : false
Correct Answer : A
16 : Parents and children have 25% overlap in
genes. A : true
B : false
Correct Answer : B
17 : Low sperm count is the most common infertility
problem in men. A : true
B : false
, Correct Answer : A
