1843801
Question 1
Question
A protein's function is determined by the protein's shape.
Answer
- True
- False
Question 2
Question
What determine's a protein's shape?
Answer
-
the order of its amino acids
-
whether is has an amino group
-
the size of the protein
Question 3
Question
The order of mRNA nucleotides translated by the ribosomes determines ____________________.
Answer
-
the order of amino acids
-
the protein's function
-
the protein's shape
Question 4
Question
The order of DNA nucleotides in the gene determines __________________
Answer
-
the order of mRNA nucleotides
-
the shape of the protein
-
the function of the protein
Question 5
Question
Genetic mutations are "misspellings"
Answer
- True
- False
Question 6
Question
An antibody protein is shaped so that it can "handcuff" a particular antigen
Answer
- True
- False
Question 7
Question
DNA is ____________________ (check all that apply)
Answer
-
the original code for printing proteins
-
the self-replicator
-
made from RNA
Question 8
Question
The first step in the replication of DNA is ____________________________
Answer
-
unzipping of the double helix
-
complementary base pairing
-
proofreading the new copies and replacing incorrect nucleotides
Question 9
Question
When new complementary nucleotides are added to each side, what is created?
Answer
-
one double helix that is identical to the original
-
two double-helices, each identical to the original
-
two double-helices, each different from the original
Question 10
Question
Opening every chromosome down the middle of the DNA molecule describes the unzipping of the DNA double-helix
Answer
- True
- False
Question 11
Question
What is the complementary nucleotide that matches with Adenine?
Answer
-
Thymine
-
Cytosine
-
Guanine
-
Adenine
Question 12
Question
What is the complementary nucleotide that matches with Guanine?
Answer
-
Adenine
-
Thymine
-
Cytosine
-
Guanine
Question 13
Question
Molecular symbols of the genetic code are _________________________
Answer
-
nucleotides
-
genes
-
nucleus
-
amino acids
Question 14
Question
All cells have a nucleus.
Answer
- True
- False
Question 15
Question
The nucleus is the eukaryotic cell's hard-drive.
Answer
- True
- False
Question 16
Question
The small molecular parts that make up proteins are ____________________.
Answer
-
genes
-
amino acids
-
nucleotides
Question 17
Question
The mRNA transcribed from DNA is like a flash-drive.
Answer
- True
- False
Question 18
Question
Ribosomes translate mRNA code and synthesize (make) protein.
Answer
- True
- False
Question 19
Question
A codon is made up of three nucleotide bases.
Answer
- True
- False
Question 20
Question
RNA is __________ (check all that are true)
Answer
-
A copy of DNA
-
Double-stranded
-
Single-stranded
-
Made of the nucleotides A, C, G, U
Question 21
Question
Nucleotides are: (select one or more answers)
Answer
-
ACGT
-
ACGU
-
Used to figure out what the “recipe” says
-
Come in 3 letter segments called codons
Question 22
Question
Ribosomes are where:
Answer
-
DNA lives
-
RNA is decoded
-
Amino Acid chains start forming
-
DNA unzips
Question 23
Question
Amino Acid chains come together to form:
Answer
-
DNA
-
RNA
-
Proteins
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