Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Chap 6
Test Description: Second Chapter 6 Review
Instructions: Answer all questions to get your test result.
1) Chargaff's rules state that the amount of ______________ in DNA is always equal to the amount of guanine.
A
Sugar
B
Cytosine
C
Adenine
D
Thymine
2) ________________ allows scientists to transfer genes from one organism to another.
A
DNA fingerprinting
B
Genetic counseling
C
A pedigree
D
Genetic engineering
3) ________________ is a tool for tracing a genetic trait through generations of a family.
A
A selective breed
B
A pedigree
C
A punnett square
D
A DNA fingerprint
4) Examples of chemical ___________ include asbestos and chemicals found in cigarette smoke; these substances often lead to mutations in the DNA sequence of an individual's cells.
A
substitutions
B
mutations
C
insertions
D
mutagens
5) The code for a given amino acid consists of ____________ base(s).
A
one
B
four
C
three
D
two
6) What materials make up each nucleotide in a DNA molecule?
A
an amino acid, a base, and a protein
B
a sugar, a phosphate, and a base
C
chromosomes and genes
D
a gene, an allele, and a trait
7) Most genetic disorders, such as sickle cell anemia, are due to a
A
pedigree
B
ribosome
C
dominant gene
D
recessive gene
8) A complementary strand to the DNA sequence TAGTCA would be
A
ATGAGT
B
ATCAGT
C
GTAGAT
D
GACAGT
9) Which of the following statements is FALSE?
A
A mutation can affect the traint of an organism
B
Several genes may affect a single trait
C
A single gene can affect more than one trait
D
The environment has no influence on a person's trait
10) Genetic engineering is currently used to
A
manufacture proteins
B
repair damaged genes
C
genetically alter plants
D
All of the above
11) What are the three types of mutations?
A
deletion, substitution, insertion
B
insertion, division, addition
C
substitution, insertion, division
D
deletions, insertions, division
12) All mutations are harmful.
A
False
B
True
13) When DNA replicates itself, the DNA molecule first splits down the middle, then the bases on each strand pair up with other nucleotides, creating two identical DNA molecules.
A
True
B
False
14) Rosalind Franklin's X-ray images showed DNA to have a linear shape.
A
True
B
False
15) In incomplete dominance, each of the two alleles that determine a trait has its own degree of influence.
A
False
B
True
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?