Biology, 29.07.2020 01:01 Savageboyn
DNA and RNA are structurally similar in some ways, but different in others. Identify whether each of the following statements applies to DNA, RNA, both or neither.
1. It can contain the pyrimidine cytosine.
2. It can contain the pyrimidine uracil.
3. This contains the sugar 2'-deoxyribose.
4. In terms of base composition, the %A = %C.
5. This contains the sugar ribose.
6. The bases are attached to sugars in a beta-N-glycosidic linkage.
7. It contains equal amounts of guanine and cytosine.
8. Sugars are connected with a 3'-5' phosphodiether link.
Answers: 1
Biology, 21.06.2019 23:00
Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?
Answers: 3
Biology, 22.06.2019 13:00
Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land
Answers: 1
Biology, 22.06.2019 14:50
Read this summary of a scientific theory: "cells are the most basic structural and functional units of life. all living organisms are made up of one or more cells. all cells that are alive in the world today came from pre-existing cells." which of the following would require this theory to be modified? -a.) a survey finds that a majority of people believe viruses carry out the basic processes of life. -b.) a prominent scientist says she feels strongly that one day the theory will be challenged by life on other planets. -c.) the dna of unicellular and multi-cellular organisms is shown to have many fundamental similarities. -d.) scientific observations show that microscopic organisms living in the deep ocean are not made up of cells.
Answers: 1
DNA and RNA are structurally similar in some ways, but different in others. Identify whether each of...
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