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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
Neither
B
True
C
False
D
Both True and False
2) A person\'d environment can affect his or her genotype for certain traits, such as height
A
Neither
B
True
C
Both True and False
D
False
3) An empty space called a cast is formed when an organism buried in sediments dissolves
A
Neither
B
Both True and False
C
True
D
False
4) A genetic dissorder in which an abnormal form of hemoglobin is produced is hemophilia
A
Both True and False
B
True
C
Neither
D
False
5) Sex-linked genes are genes on
A
all 23 pairs of chromosomes
B
the X and Y chromosomes
C
the Y chromosome only
D
the X chromosome only
6) What evidence is most important when using relative dating?
A
the half-life of a radioactive element
B
the age of the rocks
C
the position of fossils in sedimentary rock layers
D
what minerals are in the rocks
7) How do scientists determine the actual age of fossils?
A
cousin dating
B
brother dating
C
absolute dating
D
sister dating
8) Which of these is an example of the benefits of genetic engineering?
A
pedigree charts
B
creating human insulin to treat people with diabetes
C
branching trees
D
karyotypes
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
all of the above
C
idk
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
hybridization
D
inbreeding
*select an answer for all questions
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