WorksheetsNucleotide base pairs 101
Total questions: 5
Worksheet time: 3mins
In a DNA molecule, which base would you expect to find paired with thymine?
guanine
cytosine
adenine
phosphate
In a DNA molecule, if one of the strands has a guanine base, which base would you expect to find on the other strand at the same position?
cytosine
adenine
phosphate
thymine
In a biology lab, a scientist is studying DNA structures. He is specifically looking at a DNA strand that contains cytosine. Which base would he expect to find paired with cytosine?
guanine
thymine
phosphate
adenine
In a biology lab, a scientist is studying the DNA structure. He is specifically looking at the base that pairs with adenine. What is it?
thymine
guanine
cytosine
phosphate
John is a biologist studying DNA sequences. He found a sequence: ATT GTA CGA. Which of the following sequences correctly matches John's sequence?
TAA CAT GCT
ATT GTA CGA
TAA GTA TCG
GCC ACG TAC
