Biology, 27.06.2019 23:10 zalliagessnerp5fuj9
Which statement best supports the rna world hypothesis? dna molecules are a precursor to self-replicating rna molecules, which are used to build proteins. early rna molecules were able to self-replicate, which to explain why all organisms share the same genetic code. simpler self-replicating organic molecules preceded rna and contain genetic information. the absence of oxygen in earth's early atmosphere allowed for proteins to catalyze the production of new rna molecules.
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Biology, 22.06.2019 09:00
In an experiment examining the effects tai chi on arthritis pain, callahan (2010) selected a large sample of individuals with doctor-diagnosed arthritis. half of the participants immediately began a tai chi course and the other half (the control group) waited 8 weeks before beginning. at the end of 8 weeks, the individuals who had experienced tai chi had less arthritis pain that those who had not participated in the course.
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Biology, 22.06.2019 10:30
Which of the following is a true statement? question 8 options: populations can't evolve, only individual organisms. individuals have adaptations that can change over time. individuals have traits that may or may not make them successful at reproduction. individuals evolve to have adaptations.
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Biology, 22.06.2019 18:30
What part of the body contains bile, an enzyme that break down lipids?
Answers: 1
Which statement best supports the rna world hypothesis? dna molecules are a precursor to self-repli...
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