If 15% of the nucleotides in a sample of DNA contain the base cytosine (C), what are the percentages of bases G, A, and T? Part 1 of 3 G: % Part 2 of 3 A: % ☑ Part 3 of 3 T: %
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- What are the base-pairing rules for DNA? a. A-G, T-C c. A-T, G-C b. A-C, T-G d. A-A, G-G, C-C, T-TIf the GC content of a DNA molecule is 48%, what are the percentages of the 4 bases A, T, C, and G- in this molecule? O A= 24%, C = 26%, G = 26%, T = 24% O A= 24%, C = 24%, G = 26%, T = 26% O A = 26%, C = 24%, G = 24%, T = 26% O A= 52%, C = 48%, G = 48%, T = 52% O A= 52%, C = 48%, G = 52%, T = 48%One DNA chain of a DNA double helix contains 18% A, 35% T, 28% C and 21% G. What is the composition of the complementary DNA chain? % A: % T: % C: % G:
- List the DNA bases that will complementary base pair with the following sequence: A-G-C-T-A-C-GIn a segment of DNA consisting of 1000 nitrogen bases, 28% of which are thymine, how many bases are adenine, guanine, and cytosine?The amount of G plus C in an organism’s DNA is 64% of the total base content of that DNA. What are the percentages of A, T, G, and C?
- Write the sequence of the complementary DNA strand thatpairs with each of the following DNA base sequences:(a) GGTTAC(b) CCCGAAFor the following DNA sequence: 3’–CGATACGGCTATGCCGGCATT–5’ Write: a) the sequence of the complementary DNA strandIf a DNA double helix contains 28% T nucleotides, then what is the percentage of A nucleotides?
- Which of the following is true regarding the 5’ vs. the 3’ end of a strand of DNA? a) only double-stranded DNA can have a 5' and a 3' end b) 5' and 3' are designations of the carbon in the deoxyribose of a nucleotide that is not bound to another deoxyribose or phosphate group c) 5' and 3' are designations of the DNA base that is unbound to another base d) The 5' end of DNA is always considered the start of the gene and the 3' end is considered the endIf a piece of DNA contains 22% adenine (A), what percentage will be cytosine (C)? 28% 44% 22% 56%According to Chargaff's rule, if the DNA of a species contains 20% adenine, what percent of guanine will it contain? O 20% O 30% O 606 O none of the above
