Biology Quiz

What is the term for different versions of a gene?

• Codons

• Alleles

• Operons

• Exons

Tags

NGSS.HS-LS3-2

Which type of natural selection favors one extreme?

• Stabilizing

• Disruptive

• Directional

• Balancing

What is the role of restriction enzymes in DNA technology?

• Replicate DNA

• Cut DNA

• Transcribe RNA

• Synthesize proteins

What is the process called when each new DNA has one old and one new strand?

• Conservative replication

• Disruptive replication

• Semiconservative replication

• Stabilizing replication

What is the function of RNA processing?

• Protect mRNA

• Replicate DNA

• Transcribe proteins

• Synthesize lipids

Which enzyme is involved in DNA replication and transcription?

• Ligase

• Polymerase

• Helicase

• Exonuclease

What is the genetic code described as?

• Redundant

• Unique

• Simple

• Complex

What is the term for the process where DNA transfers traits between bacteria?

• Transcription

• Translation

• Griffith's experiment

• Conjugation

What is the main function of operons in prokaryotes?

• Replicate DNA

• Use codons

• Regulate genes

• Transcribe RNA

What is the term for the appearance of many species during the Cambrian explosion?

• Genetic drift

• Adaptive radiation

• Natural selection

• Speciation

Tags

NGSS.HS-LS4-5