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Which of the following is written in a coded language known as the genetic code?
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15. Gene Expression
Genetic Code
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Which part of the nucleotide is responsible for coding genetic traits?
A
Nitrogenous base
B
Hydrogen bond
C
Sugar molecule
D
Phosphate group
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Understand the structure of a nucleotide, which consists of three main components: a nitrogenous base, a sugar molecule, and a phosphate group.
Recognize that the nitrogenous base is the part of the nucleotide that varies among different nucleotides, while the sugar and phosphate components are consistent.
Learn that the sequence of nitrogenous bases along a DNA or RNA strand encodes genetic information, which is used to determine genetic traits.
Identify the four types of nitrogenous bases in DNA: adenine (A), thymine (T), cytosine (C), and guanine (G). In RNA, uracil (U) replaces thymine.
Conclude that the nitrogenous base is responsible for coding genetic traits, as it is the sequence of these bases that forms the genetic code.
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