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The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214The Living World 8th Edition by George Johnson
النسخة 8الرقم المعياري الدولي: 978-0078024214 تمرين 19
The two strands of a DNA molecule are held together through hydrogen bonds between nucleotide bases. Which of the following best describes this base pairing in DNA?
A) Adenine forms hydrogen bonds with thymine.
B) Adenine forms hydrogen bonds with cytosine.
C) Cytosine forms hydrogen bonds with thymine.
D) Guanine forms hydrogen bonds with adenine.
If the sequence of one chain of a DNA double helix is TAACGTA, the sequence of its partner strand in the double helix must be
A) TAACGTA.
B) ATGCAAT.
C) ATTGCAT.
D) TACGTTA.
A) Adenine forms hydrogen bonds with thymine.
B) Adenine forms hydrogen bonds with cytosine.
C) Cytosine forms hydrogen bonds with thymine.
D) Guanine forms hydrogen bonds with adenine.
If the sequence of one chain of a DNA double helix is TAACGTA, the sequence of its partner strand in the double helix must be
A) TAACGTA.
B) ATGCAAT.
C) ATTGCAT.
D) TACGTTA.
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Nucleic acids are the information storag...
The Living World 8th Edition by George Johnson
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