Mutasi Gen

Sickle cell anemia is caused by what type of mutation?

• Chromosomal mutation

• Non-disjunction

• DNA substitution mutation

• None of these

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Match the following

• Swap between non-homologous chromosomes

• Point mutation

• When codons are changed

• Translocation

• Chromosomes don't separate correctly

• Nondisjunction

• multiple copies of a gene are made

• Frameshift mutation

• When one nucleotide is swapped

• Duplication

Tags

NGSS.HS-LS3-2

Which of the following best describes a point mutation?

• A change in a single nucleotide base in DNA

• A large segment of DNA is duplicated

• A segment of DNA is moved to a different chromosome

• A chromosome fails to separate during cell division

Tags

NGSS.HS-LS3-2

What is a frameshift mutation?

• A mutation that results in a shift in the reading frame of codons

• A mutation that changes a single nucleotide

• A mutation that duplicates a segment of DNA

• A mutation that involves the exchange of segments between chromosomes

Tags

NGSS.HS-LS3-2

Which type of mutation is caused by the insertion or deletion of nucleotides?

• Frameshift mutation

• Point mutation

• Nondisjunction

• Translocation

Tags

NGSS.HS-LS3-2

What is the result of a nonsense mutation?

• A premature stop codon is introduced

• A single amino acid is changed

• A segment of DNA is duplicated

• A chromosome is lost during cell division

Tags

NGSS.HS-LS3-2

Which of the following mutations can lead to a genetic disorder?

• All of the above

• Point mutation

• Frameshift mutation

• Nondisjunction

Tags

NGSS.HS-LS3-2

What is the effect of a silent mutation?

• No change in the amino acid sequence

• A change in the amino acid sequence

• A premature stop codon

• A duplication of a DNA segment

Tags

NGSS.HS-LS3-2

Which of the following is an example of a beneficial mutation?

• A mutation that increases resistance to a disease

• A mutation that causes a genetic disorder

• A mutation that results in a nonfunctional protein

• A mutation that leads to cancer

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

NGSS.HS-LS4-4

What is the role of mutagens in genetic mutations?

• They increase the rate of mutations

• They repair DNA

• They decrease the rate of mutations

• They have no effect on DNA

Tags

NGSS.HS-LS3-2