Amoeba Sisters Understanding Mutations

What are the two types of nucleic acids that can undergo mutations?

• Lipids and Carbohydrates

• Carbohydrates and Proteins

• RNA and DNA

• Proteins and Lipids

Tags

NGSS.HS-LS3-2

What type of mutation does not change the amino acid that a codon codes for?

• Beneficial mutation

• Random mutation

• Harmful mutation

• Silent mutation

Tags

NGSS.HS-LS3-2

Which factor does NOT influence the likelihood of mutations?

• DNA replication

• The organism's will

• Chemicals

• Radiation

Tags

NGSS.HS-LS3-2

What is a frameshift mutation?

• A mutation that does not affect the organism

• A mutation that duplicates a segment of DNA

• A mutation where a base is added or removed, altering the reading frame

• A mutation that changes one base for another

Tags

NGSS.HS-LS3-2

What can cause a chromosomal mutation?

• Listening to loud music

• A fragment of one chromosome attaching to another

• Physical exercise

• Eating unhealthy food

Tags

NGSS.HS-LS3-2

What is nondisjunction?

• A type of chromosomal duplication

• An error in chromosome separation during meiosis

• A beneficial mutation

• A type of gene mutation

Why are fruit flies frequently studied in genetic research?

• Because of their simple genetic makeup

• Due to their short lifespan

• All of the above

• Because they are easy to care for

What is the genetic basis of sickle cell anemia?

• A duplication mutation in the hemoglobin gene

• A deletion mutation in the hemoglobin gene

• A substitution mutation in the hemoglobin gene

• An insertion mutation in the hemoglobin gene

Tags

NGSS.HS-LS3-2

How can carriers of the sickle cell gene have a protective advantage?

• They have a protective factor against malaria

• They have enhanced physical abilities

• They can live longer

• They are immune to all diseases

Tags

NGSS.HS-LS4-2

What is the role of genetic counselors?

• To help families affected by genetic disorders

• To teach genetics in schools

• To provide treatment for genetic disorders

• To conduct genetic research