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Q 1/15
Score 0
the energy barrier that must be overcome for a reaction to occur
30
activation energy
Q 2/15
Score 0
a series of 3 nucleotides in DNA or mRNA that specifies a particular amino acid or a starting or stopping point for synthesis
30
codon
15 questions
Q.
the energy barrier that must be overcome for a reaction to occur
1
30 sec
Q.
a series of 3 nucleotides in DNA or mRNA that specifies a particular amino acid or a starting or stopping point for synthesis
2
30 sec
Q.
the order of amino acids that makes up a protein or polypeptide
3
30 sec
Q.
a specific form of a gene
4
30 sec
Q.
programmed cell death
5
30 sec
Q.
a nucleic acid made of a twisted double string of nucleotide units, each unit with deoxyribose as the sugar component and guanine, cytosine, adenine, or thymine as a nitrogen-containing base component
6
30 sec
Q.
a catalyst for chemical reactions within living things, increasing the rate of the reaction without being changed itself
7
30 sec
Q.
a portion of the DNA molecule that codes for an RNA molecule or a polypeptide
8
30 sec
Q.
a substance or energy source that causes mutations or increases their frequency in DNA
9
30 sec
Q.
that segment of DNA in some bacteria that contains the genes, operator, and promoter that directs the formation of the enzymes that break down lactose
10
30 sec
Q.
the place where the double helix structure of a DNA molecule is untwisted and the two strands are separated so that each strand can add nucleotides to form a double helix identical to the original
11
30 sec
Q.
a change in a DNA molecule, particularly in the order or structure of bases in its nucleotides
12
30 sec
Q.
the synthesis of an RNA molecule using a DNA molecule for a template
13
30 sec
Q.
a chain of hundreds or thousands of amino acids
14
30 sec
Q.
a nucleic acid made of a string of nucleotide units, each with ribose as the sugar component and guanine, cytosine, adenine, or uracil as a nitrogen-containing base component
