Qual é o pigmento responsável pela cor da pele?

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?

Anurse is caring for a client who has nicotine use disorder and asks about taking varenicline. the nurse should identify that which of the following conditions is a contraindication for this medication? a. rheumatoid arthritis b. copd c. anorexia nervosa d. major depressive disorder

Anurse recently administered filgrastim intravenously to a client who has cancer and is receiving cytotoxic chemotherapy. for which of the following data, discovered after the medication was administered, should the nurse consider filling an incident report? a. the client had chemotherapy 12 hr before the medication was administered. b. the nurse flushed the client’s iv line with d5w before and after the medication was administered. c. the client’s absolute neutrophil count was 2,500/mm^3 before the medication was administered. d. the medication vial sat at the room temperature for 2 hr before it was administered.