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sergij07 [2.7K]
3 years ago
12

The Meselson-Stahl experiment provided the first experimental evidence that: A. Newly synthesized DNA in E. coli has different n

ucleotide sequence than the parent DNA. B. DNA synthesis in E. coli proceeds by a conservative mechanism. C. DNA polymerase is required for DNA synthesis. D. DNA synthesis in E. coli proceeds by a non-conservative mechanism. E. DNA synthesis requires dATP, dCTP, dGTP, and dTTP. F. DNA synthesis in E. coli proceeds by a semi-conservative mechanism.
Biology
1 answer:
Ksju [112]3 years ago
4 0

Answer:

the answer is a

Explan:

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Explanation:

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If there is an excess of reactive oxygen species (ross) in a system, where would the problem least likely be found?
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This condition is known as a super oxide in which mutated enzyme extremely functional because it helps in production of cells .

when unstable molecules that contains oxygen and that easily react with other molecules in the cells. a build up of reactive oxygen species and cells causes damage of DNA ,RNA & protein ,which cause cell death.

super oxide refers various toxic oxygen containing free radicals such as monovalant anion O2 (negative) or that compound containing potassium super oxide KO2. reactive oxygen can cause damage to the basic building block of the cell. DNA damage can occur in the form of double stranded breaks as a result of reactive oxygen induced conversion of guanine to 8-oxo guanine.

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2 years ago
What is the effect of a mutation?
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Mutations can lead to missing or malformed proteins, and that can lead to disease. ... Some mutations happen during cell division, when DNA gets duplicated. Still other mutations are caused when DNA gets damaged by environmental factors, including UV radiation, chemicals, and viruses. Few mutations are bad for you.
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What are the overall odds/chances of the two dogs producing a puppy that is black?
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Growing a new spider plant from the plantlets of a parent plant is an example of
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Growing a new spider plant from a plantlet is called vegetative reproduction.
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