Mutations Exam Bundle

mutation - Correct Answer change in dna sequence that affects genetic info spontaneous mutation - Correct Answer abnormalities in biological process induced mutation - Correct Answer environmental factors gene mutation - Correct Answer occurs when 1 or several nucleotides are altere...

Which type of mutation causes sickle cell anemia? - Correct Answer missense Based on scientific research, which statement best describes mutations? - Correct Answer Mutations are rare occurrences. Ji wants to write an example of a frameshift mutation using the following sentence: THE CAT S...

Point mutation deletion - Correct Answer A genetic mutation in which one base is omitted or left out; A change to a chromosome in which a fragment of the chromosome is removed. insertion - Correct Answer A type of point mutation involving the addition of one or more nucleotide pairs to a gene...

Errors in DNA or mutations that don't get repaired, either through the mismatch-repair or through excision repair mechanisms that are present in organisms, will remain in the DNA of the cells where they arose. - Correct Answer If you accumulate multiple mutations that affect cell cycle cont...

The trp operon in E.coli regulates genes that code for enzymes required for synthesis of the amino acid tryptophan. The trp operon is a repressible operon. When tryptophan is not available in the environment, the trp repressor protein is ______ Therefore, RNA polymerase can bind to the ________ to b...

What are the nitrogen bases found in RNA ? - Correct Answer A U G C What are the nitrogen bases found in DNA ? - Correct Answer A T G C How do the nitrogen bases pair up in RNA ? - Correct Answer A and U G and C How do the nitrogen bases pair up in DNA? - Correct Answer A and T G an...

Meiosis - Correct Answer The process by which egg and sperm are formed. As chromosomes pair up and separate,or cross over, this can introduce genetic variation and mutations. Independent Assortment - Correct Answer Where certain traits are separated independently to one cell and other traits ...

What is the definition of a mutation? - Correct Answer heritable change in genetic material In what ways are mutations important in genetics? - Correct Answer a. the source of all genetic variation b. source of many diseases and disorders c. useful for probing fundamental biological process...

Mutation - Correct Answer a heritable (inheritable) change in the genetic material, i.e. change in nucleotide sequence. Where mutations can occur - Correct Answer anywhere on a DNA molecule. However, if a mutation occurs in protein coding region, it can alter AA sequence, structure, and funct...