Approximately 15% of all human conceptions contain at least one chromosomal mutation
Indicate whether the statement is true or false
TRUE
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Which one of the following statements about the formation of a peptide bond is incorrect?
A. The reaction is endergonic. B. The reaction is anabolic. C. The reaction is spontaneous. D. The reaction has a positive G. E. None of these choices are incorrect; all of the statements about the formation of a peptide bond are correct.
RNAi
A. is the form of mRNA that initiates translation. B. uses short pieces of single-stranded RNA to direct the degradation of specific RNA transcripts. C. is a mechanism of genetic regulation found in eukaryotes. D. is any chemical that inhibits transcription. E. uses short pieces of single-stranded RNA to direct the degradation of specific RNA transcripts AND is a mechanism of genetic regulation found in eukaryotes.
With few exceptions, organic compounds are those that contain
a. nitrogen. b. hydrogen. c. carbon. d. oxygen. e. all of the above.
Which of the following is (are) common fish
adaptation(s) to the challenges of life in water? a. fins b. swim bladder c. streamlined body d. scales e. all of these