Biology, 25.02.2021 19:30 lohnnaw4813
Explain how the backbone of DNA is constructed from nucleotide building blocks.
A. DNA's backbone is not constructed from nucleotide units.
B. Nucleotide building blocks use covalent bonds to attach to one another at their sugar and phosphate ends.
C. Nucleotides use hydrogen bonds to attach themselves to the backbone.
D. Nitrogen bases use hydrogen bonds to attach to one another across the center of the molecule.
Answers: 1
Biology, 22.06.2019 08:20
Which is not a characteristic of bacteria? a. they are unicellular. b. they are prokaryotic. c. they are the smallest form of life on earth. d. they are multicellular.
Answers: 2
Biology, 22.06.2019 13:00
This rapid change in species that rarely leaves behind fossil evidence is referred to as
Answers: 3
Biology, 22.06.2019 16:00
Which of the following would involve looking at different structures of organisms and comparing how similar they are? a. vestigial structuresb. radiometric datingc. homologous structures
Answers: 1
Biology, 22.06.2019 17:50
The starting materials in a nuclear change have a total mass of 2.3465 x 10-27 kg. after the change, the resulting materials have a mass of 2.3148 x 10-27 kg. how much energy was released during the change? 2.85 x 10-12 2.08 * 10-10 j 0 211 * 10-10 j 8.56 * 10-43
Answers: 1
Explain how the backbone of DNA is constructed from nucleotide building blocks.
A. DNA's backbone i...
Chemistry, 06.01.2020 21:31
History, 06.01.2020 21:31
History, 06.01.2020 21:31
History, 06.01.2020 21:31
Mathematics, 06.01.2020 21:31
Mathematics, 06.01.2020 21:31
Social Studies, 06.01.2020 21:31
Mathematics, 06.01.2020 21:31
History, 06.01.2020 21:31