Front

What enzyme links together the growing chain of RNA nucleotides during transcription?

Back

RNA polymerase is the enzyme that links together the growing chain of RNA nucleotides during transcription using a DNA strand as a template.

Front

What is the substance found in eukaryotic chromosomes that consists of DNA tightly coiled around histones?

Back

Chromatin is the substance found in eukaryotic chromosomes that consists of DNA tightly coiled around histones.

Tags

NGSS.HS-LS3-1

Front

What term describes the physical structure of DNA composed of two linked strands that resemble a twisted ladder?

Back

The term 'double helix' describes the physical structure of DNA composed of two linked strands that wind around each other.

Front

What is the subunit of nucleic acids made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base?

Back

A nucleotide is the subunit of nucleic acids, composed of a 5-carbon sugar, a phosphate group, and a nitrogenous base.

Front

What principle states that bonds in DNA can form only between adenine and thymine, and between guanine and cytosine?

Back

The principle of base pairing states that bonds in DNA can form only between adenine and thymine, and between guanine and cytosine.

Front

What is the basic unit of heredity in a living organism?

Back

A gene is the basic unit of heredity in a living organism, responsible for the transmission of traits.

Tags

NGSS.MS-LS3-1

NGSS.MS-LS3-2

Front

What is the process by which DNA is copied to produce an identical molecule?

Back

DNA replication is the process by which DNA is copied to produce an identical molecule.

Front

What are the building blocks of proteins?

Back

Amino acids are the building blocks of proteins, linked together by peptide bonds.

Tags

NGSS.HS-LS1-1

Front

What is the role of ribosomes in protein synthesis?

Back

Ribosomes are the cellular structures where protein synthesis occurs, translating messenger RNA (mRNA) into polypeptide chains.

Front

What is the function of messenger RNA (mRNA)?

Back

Messenger RNA (mRNA) carries the genetic information from DNA to the ribosome, where it serves as a template for protein synthesis.