Which of the following is an aerobic exercise? running marathons

doing pull-ups

sprinting

lifting weights

What is the meaning of slaughtering

Describe the effects and potential risks associated with pica. include lead poisoning in the discussion.

In regards to acetyl coa in the tca/kreb's cycle: how many cycles minimum would it take for an acetyl coa carbon to be removed? (what is the first step that this removal could happen? why can't we know for sure how many turns it takes?