RNA differs from DNA in many ways, including
DNA contains deoxyribose and RNA contains ribose.
DNA contains thymine and RNA contains uracil instead of thymine.
All are correct.
DNA is double stranded and RNA is single stranded.
RNA can catalyze some chemical reactions and DNA cannot
All are correct
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Which of the following choices is NOT an important consideration when choosing a gene for phylogenetic sequence analysis?
a) Mutations should occur randomly at a rate that reflects the true evolutionary distance between the organisms of interest. b) The marker gene should play a complex role in the cell so that it is unlikely to be subject to lateral transfer. c) The marker gene should have the same function in all the organisms of interest. d) The marker gene should be present in multiple copies due to duplication events in the organisms of interest. e) The marker gene should be large enough to contain a fair amount of phylogenetically useful information.
Plants are ________ because they can produce their own food.
Fill in the blank(s) with the appropriate word(s).
A human female with only one X chromosome is said to have a condition called
A. Turner syndrome. B. Klinefelter syndrome. C. Down syndrome. D. Angelman syndrome. E. X chromosome inactivation.
Repetition maximum is the determinant of intensity of exercise in weight training.
a. true b. false