What is the name of the nucleotide base substitute for thymine in DNA transcription and what is its purpose? adenine, to make the mRNA strand easily destroyed after use guanine, to make the mRNA strand stronger so it may be used many times uracil, to make the mRNA strand stronger so it may be used many times uracil, to make the mRNA strand easily destroyed after use

supercell thunderstorms are perhaps the most violent of all thunderstorm types, and are capable of producing damaging winds, large hail, and weak-to-violent tornadoes

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in the year 2850, humans successfully colonized mars. the martian modules that were constructed could hold only a small population of people. it is now a century later, and the population on mars has grown to 600 people. of the current mars population, 45 people express the recessive phenotype for phenylketon- uria (pku) syndrome (pp genotype).

explanation: