Biology 181 Final Exam (updated 2026)
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61 codons / 20 amino acids / 40 tRNAs
the hypothesis that some tRNA molecules can pair with more than one
mRNA codon, tolerating some variations in the third base, as long as the
first and second bases are correctly matched
Choose an answer
1 A Theory 2 Wobble Hypothesis
How do large molecules get into
3 4 3 Domains
the nucleus?
Don't know?
, Terms in this set (84)
A Theory an explanation for a very general class of
phenomena or observations that are supported
by a wide body of evidence.
Cell Theory all organisms are made of cells, and all cells
come from existing cells.
Natural Selection heritable traits passed onto offspring, population
is a group of the same individuals living in the
same area at the same time.
A Hypothesis an idea or theory that is not proven but that leads
to further study or discussion
3 Domains Prokaryotic Cells:
Bacteria
Archaea
Eukarya--Eukaryotic, Animals, Plants, Fungi
What do cells have in common? All cells have
Nucleotides,
Proteins,
Carbohydrates,
Plasma Membrane
Main Differences B/W Prokaryotic Pro- No Nucleus
Cells and Eukaryotic Cells Euk- Has a Nucleus
Ribosomes What: Large/Small subunits
Where: Cytoplasm
Function: Protein synthesis
Questions & Answers | Latest Already Graded A+
UPDATE 2026
Save
Practice questions for this set
Learn 1 /7 Study with Learn
61 codons / 20 amino acids / 40 tRNAs
the hypothesis that some tRNA molecules can pair with more than one
mRNA codon, tolerating some variations in the third base, as long as the
first and second bases are correctly matched
Choose an answer
1 A Theory 2 Wobble Hypothesis
How do large molecules get into
3 4 3 Domains
the nucleus?
Don't know?
, Terms in this set (84)
A Theory an explanation for a very general class of
phenomena or observations that are supported
by a wide body of evidence.
Cell Theory all organisms are made of cells, and all cells
come from existing cells.
Natural Selection heritable traits passed onto offspring, population
is a group of the same individuals living in the
same area at the same time.
A Hypothesis an idea or theory that is not proven but that leads
to further study or discussion
3 Domains Prokaryotic Cells:
Bacteria
Archaea
Eukarya--Eukaryotic, Animals, Plants, Fungi
What do cells have in common? All cells have
Nucleotides,
Proteins,
Carbohydrates,
Plasma Membrane
Main Differences B/W Prokaryotic Pro- No Nucleus
Cells and Eukaryotic Cells Euk- Has a Nucleus
Ribosomes What: Large/Small subunits
Where: Cytoplasm
Function: Protein synthesis
