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Midterm Exam Q's By Melissa
Test Description: Questions group 1 got wrong
Instructions: Answer all questions to get your test result.
1) The goal of DNA fingerprinting is to prepare an encyclopedia that shows the DNA sequence of every gene.
A
True
B
False
C
Neither
D
Both True and False
2) A person\'d environment can affect his or her genotype for certain traits, such as height
A
True
B
False
C
Neither
D
Both True and False
3) An empty space called a cast is formed when an organism buried in sediments dissolves
A
False
B
True
C
Neither
D
Both True and False
4) A genetic dissorder in which an abnormal form of hemoglobin is produced is hemophilia
A
Both True and False
B
Neither
C
False
D
True
5) Sex-linked genes are genes on
A
all 23 pairs of chromosomes
B
the X chromosome only
C
the X and Y chromosomes
D
the Y chromosome only
6) What evidence is most important when using relative dating?
A
the position of fossils in sedimentary rock layers
B
the half-life of a radioactive element
C
the age of the rocks
D
what minerals are in the rocks
7) How do scientists determine the actual age of fossils?
A
sister dating
B
cousin dating
C
brother dating
D
absolute dating
8) Which of these is an example of the benefits of genetic engineering?
A
branching trees
B
karyotypes
C
creating human insulin to treat people with diabetes
D
pedigree charts
9) What is the role of genes in evolution?
A
Only traits that are controlled by genes can be acted on by natural selection
B
idk
C
all of the above
D
answer # 1
10) Which form of selective breeding crosses genetically different individuals in an attempt to keep the best traits of both parents?
A
genetic engineering
B
cloning
C
inbreeding
D
hybridization
*select an answer for all questions
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