920 cards
Ribosomes are factories where ____ occurs
____ are factories where translation (protein synthesis) occurs
In translation , a succession of ____e one codon at a time
In ____, a succession of tRNAs add their amino acids to the polypeptide chain as the mRNA is moved through the ribosome one codon at a time
In translation , a succession of tRNAs add their amino acids to the polypeptide chain as the ____ at a time
Translation occurs in the ____
The three steps in translation are: ____
In prokaryotic translation , the 30 S ribosome subunit attaches to the ____ and scans for a start codon
In ____, the 30 S ribosome subunit attaches to the Shine-Delgarno sequence and scans for a start codon
In prokaryotic translation , the 30 S ribosome subunit attaches to the Shine-Delgarno sequence and ____
In prokaryotic translation , the ____ S ribosome subunit attaches to the Shine-Delgarno sequence and scans for a start codon
A Svedberg is a measure of ____; the tendency of particles to settle out of a fluid
A ____ is a measure of sedimentation time; the tendency of particles to settle out of a fluid
A Svedberg is a measure of sedimentation time; ____
Prokaryotic ribosomes are ____ Svedberg units
____ ribosomes are 70 Svedberg units
Eukaryotic ribosomes are ____ Svedberg units
____ ribosomes are 80 Svedberg units
In translation elongation , the new tRNA enters the ribosome at the ____ site
In ____, the new tRNA enters the ribosome at the A site
In translation , ____ will occur when the codon in the A site is a stop codon
In translation , termination will occur when the codon in the ____ site is a stop codon
In translation , termination will occur when the codon in the A site is a ____ codon
____ are modifications that occur to a protein after it has been fully formed in translation
Post- translational modifications are modifications that occur to a ____ after it has been fully formed in translation
Eukaryotes have ____e chromosome(s)
A/an ____ is one half of a chromosome
A/an chromatid is ____
A/an ____ is a deoxyribonucleic acid molecule with part or all of the genetic material of an organism
A/an chromosome is a ____ molecule with part or all of the genetic material of an organism
____ are found in prokaryotic DNA only, and contain groups of genes that are regulated together .
Operons are found in ____ DNA only, and contain groups of genes that are regulated together .
Operons are found in prokaryotic DNA only, and contain ____.
An operon ____ is the binding site for RNA polymerase, the enzyme that performs transcription
An operon promoter is the binding site for ____, the enzyme that performs transcription
An operon promoter is the binding site for RNA polymerase, the enzyme that performs ____
An operon ____ is a short region of DNA that lies partially within the promoter and interacts with a repressor that controls the transcript…
An operon operator is a short region of DNA that lies partially within the ____ and interacts with a repressor that controls the transcript…
An operon operator is a short region of DNA that lies partially within the promoter and interacts with a ____ that controls the transcripti…
An operon operator is a short region of DNA that lies partially within the promoter and interacts with a repressor that controls the ____
An operon ____ turns the operon off
An operon repressor turns the operon ____
An operon ____ turns the operon on
An operon activator turns the operon ____
An operon i____s a small molecule that triggers expression of a gene or operon
An operon inducer is a small molecule that ____
An inducible operon under normal conditions is ____
____ operon under normal conditions is bonded to a repressor
A repressible operon under normal conditions will ____
____ operon under normal conditions will proceed with transcription
____ are proteins that help turn specific genes "on" or "off" by binding to nearby DNA
Transcription factors are proteins that help turn ____ "on" or "off" by binding to nearby DNA
Transcription factors are proteins that help turn specific genes "on" or "off" by ____
____ are regions of DNA that initiate transcription of a particular gene
Promotors are regions of DNA that initiate ____ of a particular gene
____ are sequences of DNA that function to enhance transcription
Enhancers are sequences of DNA that function to ____
____ increases the accessibility of chromatin and allows DNA binding proteins to interact
Histone acetylation ____ the accessibility of chromatin and allows DNA binding proteins to interact
Histone acetylation increases the accessibility of chromatin and allows ____