Enzymes
The enzyme that unwinds DNA during replication is ____.
Helicase.
The basic building block, or monomer, of nucleic acids like DNA and RNA is the ____.
Nucleotide.
The process of making an RNA copy from a DNA template is called ____.
Trancription.
The enzyme responsible for adding new nucleotides to a growing DNA strand is DNA ____.
Polymerase.
In RNA, the nitrogenous base adenine pairs with ____ instead of thymine.
Uracil.
The process where ribosomes synthesize proteins using an mRNA transcript is called ____.
Translation.
The enzyme that seals the gaps between Okazaki fragments on the lagging strand is DNA ____.
Ligase.
"These bonds connect the sugar of one nucleotide to the phosphate of the next in a single strand of DNA."
Phosphodiester bonds.
A sequence of three consecutive nucleotides in mRNA that specifies an amino acid is called a ____.
Codon.
"I unwind the DNA helix ahead of the replication fork", which enzyme must be the correct response?
Topoisomerase.
"This site on the ribosome is where the tRNA carrying the growing polypeptide chain is located during elongation."
P-site.
During RNA processing, the non-coding regions that are spliced out of the transcript are called ____.
Introns.
This enzyme synthesizes short RNA segments to provide free 3' ends for DNA polymerases during replication. What is it called?
Primase.
"This central concept of molecular biology states that information flows from DNA to RNA to protein, summarizing the overall pathway of gene expression."
The central dogma.
"This three-nucleotide sequence on mRNA signals the start of translation and codes for methionine in eukaryotes."
AUG.