ANSI 3423 Final PASSED Exam Questions and CORRECT Answers
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Course
ANSI 3423
Institution
ANSI 3423
ANSI 3423 Final PASSED Exam Questions
and CORRECT Answers
If the results of a chi-square test shows a value smaller than the P value at .05, then the null
hypothesis
a) must be rejected
b) must be not accepted
c) must be rephrased
d) cannot be accepted
e) cannot be rejected - Correct Answ...
ANSI 3423 Final PASSED Exam Questions
and CORRECT Answers
If the results of a chi-square test shows a value smaller than the P value at .05, then the null
hypothesis
a) must be rejected
b) must be not accepted
c) must be rephrased
d) cannot be accepted
e) cannot be rejected - Correct Answer- e
A person with an XO genotype for the sex chromosomes would be phenotypically
a) male or female with equal probability
b) intersex (both male and female)
c) male
d) female
e) neither male nor female - Correct Answer- d
The probability that two parents with a family of four will have one girl and three boys is
a) 1/32
b) 1/8
c) 1/4
d) 1/16
e) 1/2 - Correct Answer- d
Yeasts and protozoa are
a) proteozoic
b) eukaryotic
c) prokaryotic
d) archaeotic
e) anucleotic - Correct Answer- b
,Cystic fibrosis is caused by a mutation in the gene that encodes which enzyme?
a) Tyrosine kinase
b) CFTR protein
c) Pyruvate kinase
d) Hexosaminidase A
e) Hemoglobin - Correct Answer- b
T/F: Sickle-cell disease is more common among people who are of African descent than those
who are Caucasian. - Correct Answer- true
T/F: X-linked or sex-linked traits express in males but not in females. - Correct Answer- false
T/F: Two individuals can be phenotypically identical yet have different genotypes for a given
trait. - Correct Answer- true
T/F: A DNA copy of a messenger RNA molecule is called complementary DNA or cDNA. -
Correct Answer- true
T/F: At the conclusion of meiosis, there are four haploid cells. - Correct Answer- true
T/F: Diploid eukaryotic cells have two haploid sets of chromosomes. - Correct Answer- true
T/F: A promoter is coding portion of a gene. - Correct Answer- false
T/F: A person with two X chromosomes is the homogametic sex. - Correct Answer- true
T/F: Testgen questions still do not copy to other applications. All genes encode proteins. -
Correct Answer- false
T/F: DNA molecules, regardless of size, have a net positive charge. - Correct Answer- false
,T/F: Cloning vectors are used to introduce novel DNA into cells. - Correct Answer- true
XXY
a) Klinefelter syndrome
b) Turner syndrome
c) Mammalian female
d) Aneupoloidy
e) Triploidy - Correct Answer- a
XO
a) Klinefelter syndrome
b) Turner syndrome
c) Mammalian female
d) Aneupoloidy
e) Triploidy - Correct Answer- b
XX
a) Klinefelter syndrome
b) Turner syndrome
c) Mammalian female
d) Aneupoloidy
e) Triploidy - Correct Answer- c
2N+1
a) Klinefelter syndrome
b) Turner syndrome
c) Mammalian female
d) Aneupoloidy
e) Triploidy - Correct Answer- d
, 3N
a) Klinefelter syndrome
b) Turner syndrome
c) Mammalian female
d) Aneupoloidy
e) Triploidy - Correct Answer- e
Complementary base‐pairing allows for
A) replication to be semiconservative.
B) DNA to serve as its own template for replication.
C) genes to be expressed as phenotype.
D) spontaneous mutations to occur.
E) covalent bonds to form between the opposite bases. - Correct Answer- b
A litter produced by a calico cat is not expected to include
A) solid‐colored male kittens.
B) calico female kittens.
C) calico male kittens.
D) solid‐colored female kittens.
E) All of the above are possible. - Correct Answer- c
How many naturally occurring amino acids are used by ribosomes to construct proteins?
A) 64 B) 3 C) 46 D) 10 E) 20 - Correct Answer- e
The appearance of traits expressed by genes in association with environmental influence is
referred to as the organism's
A) genome.
B) karyotype.
C) holotype.
D) genotype.
E) phenotype. - Correct Answer- e
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