The light microscope has a resolving power of
A. 0.01 mm.
B. 0.1 mm.
C. 0.0001 mm.
D. 0.00000001 mm.
E. 0.000001 mm.
Answer: C
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What evidence do we have for the development of photosynthetic cells that used water as an electron
source at least 3 billion years ago?
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The endodermis of a root
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A plasmid such as an F factor that is capable of integrating into the bacterial chromosome is a(n)
A) prophage. B) episome. C) auxisome. D) perisome. E) elaiosome.
TPOX is one of the STRs that is used to compare DNA between different people. Why is TPOX useful for comparing DNA between different people?
A) TPOX varies in the number of repeats between different people. B) TPOX varies in sequence between different people. C) TPOX is only present in some people's genomes. D) TPOX is present in different places in different people's genomes.