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