Chapter 12 Vocabulary Quiz (7)

What is the twisted ladder shape of DNA formed by two nucleotide strands twisted around each other called?

• Gene

• Chromosome

• Double Helix

• Ribosome

What is the process in which mRNA is synthesized from the template DNA?

• Translation

• Transcription

• Replication

• Mutation

What is the type of RNA that carries genetic information from DNA in the nucleus?

• Ribosomal RNA

• Messenger RNA

• Transfer RNA

• DNA

What is the enzyme that regulates RNA synthesis?

• Codon

• Translation

• RNA Polymerase

• Genome

What is the study of how behavior, experience, and environment affect gene expression?

• Transcription

• Epigenetics

• Translation

• Genome

What is the enzyme that catalyzes the synthesis of new DNA molecules?

• DNA polymerase

• RNA polymerase

• Ligase

• Helicase

What is a substance, such as a chemical, that causes mutations?

• Mutagen

• Carcinogen

• Antigen

• Pathogen

Which process involves the permanent alteration of the nucleotide sequence of the genome?

• Mutation

• Translation

• Transcription

• Replication

What is the process in which mRNA attaches to the ribosome and a protein is assembled?

• transcription

• translation

• mutation

• chromosome

Which is genes that are responsible for an organims's body plan?

• hox gene

• genome

• codon

• RNA