Scientists build models based on what they know from previous research to derive testable hypotheses. Independently, both Watson and Crick and their competitor Linus Pauling constructed an incorrect triple-helix model with the nitrogenous bases arranged so they were on the exterior of the molecule and the phosphate groups on the interior. What evidence caused Watson and Crick to revise their model (CHOOSE 2)
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Biology, 21.06.2019 16:00, HalpMehPlz
Which class of organic compounds makes up the channels and pumps that move materials from one side of the cell membrane to the other? a.) carbohydrates b.) lipids c.) proteins d.) nucleic acids
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Biology, 21.06.2019 17:50, noobgirlaskthequest
How did the research presented in the article affect scientists' understanding of the evolution of eukaryotes
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Biology, 22.06.2019 16:30, gujaratif932
Which of the following is an example of competition a. the leaves of a tree prevent a small shrub from getting sunlight. three species of birds feed a different heights in the same tree. b. three species of birds feed at different heights in the same tree c. zebra and giraffe’s feed on different grassland plants d. cats living in two different homes eat the same brand of cat food.
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Biology, 22.06.2019 18:40, memoryofdale
Hey everybody i need with a biology question. all the gametes of isogamous organisms are genetically identical. true false
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Scientists build models based on what they know from previous research to derive testable hypotheses...
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