Lori made a spreadsheet to track her weekly exercise. columns b-h are monday-sunday, row 2 is cardio, and row 3 is strength training. which cell should lori use to track her 30 minutes of cardio on wednesday?

Which one of the following is true of trnas? a) trnas are double-stranded. b) each trna binds a particular amino acid. c) there are four types of trna. d) trnas carry special sequences known as codons. e) all of the above