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DNA, Genetics, And Evolution (3)
Test Description: DNA, Genetics and Evolution -Middle School - Life Science
Instructions: Answer all questions to get your test result.
1) Organisms with traits best suited to their environment are more likely to survive and reproduce; includes concepts of variation, overproduction, and competition which is called -
A
Adaptation
B
Evolution
C
Mutation
D
Natural Selection
2) This is any permanent change in a gene or chromosome of a cell; may be beneficial, harmful, or have little effect on an organism.
A
Mutation
B
Natural Selection
C
Evolution
D
Adaptation
3) These are similar organisms that successfully reproduce.
A
Species
B
Populations
C
Traits
D
Human Beings
4) This is a genetically determined characteristic or adaptation.
A
Trait
B
Mutation
C
Adaptation
D
Species
5) In the Punnett square, Black fur (B) is dominant over brown fur (b). What is the phenotype of all four offspring?
A
White fur
B
Brown fur
C
A mix between black and brown
D
Black fur
6) Curly hair, yellow fur, green eyes, and attached earlobes are all what kind of traits?
A
weird
B
inherited
C
normal
D
learned
7) In Deoxyribonucleic acid, thymine pairs with the nitrogen base -
A
cytosine
B
guanine
C
adenine
D
uracil
8) the hereditary material that controls all cellular activities is called -
A
ATP
B
chloroplasts
C
DNA
D
cytoplasm
9) Genetic engineering can be used in a variety of ways. If the methods of genetic engineering are used to insert human genes into the cytoplasm of bacteria, the bacteria will then-
A
no longer be bacteria
B
destroy the foreign DNA
C
become a new species of bacteria
D
produce human proteins
10) When scientists alter the genetic code of an organism, it is called -
A
genetic engineering
B
mitochondrial DNA
C
a mutation
D
a pedigree
*select an answer for all questions
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