Term | Definition |
True | Every DNA nucleotide contains a sugar, a phosphate group, and a nitrogen base.
True or False |
False | "Short" strands of DNA are contained in chromosomes inside the nucleus of a cell.
True or False |
True | DNA consists of two strands of nucleotides joined by hydrogen bonds.
True or False |
True | The long strands of nucleotides are twisted into a double helix.
True or False |
Nucleotides | Molecules of DNA are composed of long chains of..... |
A sugar, a phosphate group, and a nitrogen base | A nucleotide consists of..... |
The sugar | The part of the molecule for which deoxyribonucleic acid is named is...... |
Classification groups for nitrogen bases | Purines and pyrimidines are...... |
Watson and Crick | The scientists credited with establishing the structure of DNA are..... |
DNA Polymerase | The enzymes responsible for adding nucleotides to the exposed DNA template bases are...... |
DNA helicases | The enzymes that unwind DNA are called..... |
Uracil | Which of the following is NOT found in DNA:
Adenine
Cytosine
Uracil
Guanine |
Uracil | In RNA molecules, adenine is complementary to..... |
mRNA | During transcription, the genetic information for making a protein is "rewritten" as a molecule of |
Codon | Each nucleotide triplet in mRNA that specifies a particular amino acid is called a(n)...... |
tRNA | What type of RNA carries an amino acid to its correct codon. |
Ribosomes | In order for translation to occur, mRNA must migrate to the.... |
Translation | What do we call the process of making a protein from a strand of mRNA? |
Transcription | What do we call the process of making a strand of mRNA from a piece of DNA. |
Gene | The parts of the DNA that code for a particular protein. |
Intron | Parts of the DNA that do not code for a protein. |