THE MOLECULAR BASIS OF INHERITANCE
DNA MAKES RNA MAKES PROTEIN
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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acid
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chemical
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poison
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mutagen
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Detailed explanation-1: -(MYOO-tuh-jen) Anything that causes a mutation (a change in the DNA of a cell). DNA changes caused by mutagens may harm cells and cause certain diseases, such as cancer. Examples of mutagens include radioactive substances, x-rays, ultraviolet radiation, and certain chemicals.
Detailed explanation-2: -A gene variant is a permanent change in the DNA sequence that makes up a gene. This type of genetic change used to be known as a gene mutation, but because changes in DNA do not always cause disease, it is thought that gene variant is a more accurate term.
Detailed explanation-3: -Mutagens – Physical, Chemical and Biological Mutagenic Agents.
Detailed explanation-4: -“A mutagen is defined as any physical or chemical substance that can change the genetic material of an organism, thereby causing a mutation.”