Which of the following measurements show how difficult an exercise is?

Viruses ) manufacture their own atp, proteins, and nucleic acidsb) use the host cell to copy themselves and make viral proteinsc) use the host cell to copy themselves and then viruses synthesize their own proteinsd) metabolize food and produce their own atp

Karen is waiting by the lockers before school for her friend richard. they had agreed to look over the history review sheet together to be ready for the test later that day. richard shows up late with uncombed hair and wrinkled clothes. karen: "you're five minutes late and you look like a wreck! " richard: (slams his locker) "you know, i don't have time for this." karen: "fine! figure out the test on your own! "

(intro to ag on odyssey ware) which of the following describes the third step to recycling ammonia for use as a fertilizer? gather wastewater from livestock apply recycled ammonia to plants extract the ammonia from wastewater mix ammonia to create ammonium nitrate (legit answer only hurry on test now)