When does preparation for reading begin?

Which of the following could use reverse transcriptase to transcribe its genome? a) ssrnab) dsrnac) ssdnad) dsdna

Which of the following is not true about a good stretching routine? a). can be hurried up once have it memorized b). improves issue elasticity and flexibility c). should last a minimum of five minutes d). prevents injury and increase athletic performance

Stuart runs with his brother each morning, and they can only speak one or two words at a time between multiple deep breaths. which best describes their heart rates during this activity? low moderate vigorous dangerous