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Genetic Toxicology Quiz

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Questions and Answers

What is the term used to describe the changes that occur in the DNA molecules of cells due to chemical, physical, and biological factors?

Mutagenicity

Genotoxicity (correct)

Clastogenicity

Aneuploidy

Which of the following is NOT a type of damage covered by genetic toxicity or genotoxicity?

Chromosome abnormalities

RNA synthesis (correct)

DNA breaks

Gene mutations

According to the central dogma of molecular biology, what does DNA control within the cell?

Protein synthesis (correct)

RNA transcription

Chromosome replication

Enzyme activation

What are the building blocks of nucleic acids?

Nucleotides Signup and view all the answers

Which term describes the occurrence of an abnormal number of chromosomes in a cell?

Aneuploidy Signup and view all the answers

Which of the following statements about chromosomes is true?

Chromosomes are formed by condensation of DNA around histone proteins and ensure heredity in living things. Signup and view all the answers

What is a gene composed of?

Specific functional proteins and DNA Signup and view all the answers

What is a mutagen?

A chemical or physical agent capable of inducing changes in DNA Signup and view all the answers

What is the term for changes caused by some factors in the genetic material in the cell nucleus?

Spontaneous mutation Signup and view all the answers

In what way is mutation not always harmful?

It constitutes a development that adapts to the environment Signup and view all the answers