Attempt Score:
Part 1 of 1 -
Q # 1 of 40
2..5 Point
Combination of alleles that independently assort is usually higher than the number of
chromosomes because
•
A. translocation
•
B. segregation
•
C. crossing over
•
D. gene linkage
•
E. jumping genes
Feedback:Correct
Q # 2 of 40
2.5/ 2.5 Point
If a family has a child with Down syndrome (trisomy-21), then one of the siblings must be
monosomic for chromosome 21.
True
Fals
e
, Attempt Score:
Feedback:Although there was likely a corresponding meiotic product that lacked chromosome
21, it did not necessarily end up in an egg or sperm that resulted in fertilization
Q # 3 of 40
2..5 Point
If genes are completely linked, all the offspring will be .
•
A. recessive
•
B. hybrids
•
C. dominant
•
D. recombinants
•
E. parental
Feedback:Correct
Q # 4 of 40
2..5 Point
An organism with nonfunctioning telomerase
, Attempt Score:
•
A. would be unaffected
•
B. cannot replicate DNA and RNA
•
C. would have shorten chromosomes earlier than normal cells
•
D. would be unable to synthesize proteins
•
E. would be unable to go through mitosis
Feedback:Learning Objective: State the role of telomerase in DNA replication
Q # 5 of 40
2.5/ 2.5 Point
Which direction is the template DNA read by the RNA polymerase?
•
A. 5' -> 3'
•
Part 1 of 1 -
Q # 1 of 40
2..5 Point
Combination of alleles that independently assort is usually higher than the number of
chromosomes because
•
A. translocation
•
B. segregation
•
C. crossing over
•
D. gene linkage
•
E. jumping genes
Feedback:Correct
Q # 2 of 40
2.5/ 2.5 Point
If a family has a child with Down syndrome (trisomy-21), then one of the siblings must be
monosomic for chromosome 21.
True
Fals
e
, Attempt Score:
Feedback:Although there was likely a corresponding meiotic product that lacked chromosome
21, it did not necessarily end up in an egg or sperm that resulted in fertilization
Q # 3 of 40
2..5 Point
If genes are completely linked, all the offspring will be .
•
A. recessive
•
B. hybrids
•
C. dominant
•
D. recombinants
•
E. parental
Feedback:Correct
Q # 4 of 40
2..5 Point
An organism with nonfunctioning telomerase
, Attempt Score:
•
A. would be unaffected
•
B. cannot replicate DNA and RNA
•
C. would have shorten chromosomes earlier than normal cells
•
D. would be unable to synthesize proteins
•
E. would be unable to go through mitosis
Feedback:Learning Objective: State the role of telomerase in DNA replication
Q # 5 of 40
2.5/ 2.5 Point
Which direction is the template DNA read by the RNA polymerase?
•
A. 5' -> 3'
•
