3.) Which two organ systems provide materials required for the human body to produce ATP?*
O (1) reproductive and excretory
(2) digestive and respiratory
(3) respiratory and immune
(4) digestive and reproductive

Me with this i need to get the answer quickly.

Khurshid is recovering from a heart attack. which type of rehabilitative care would she benefit from the most?

Will treating a viral infection with antibiotics affect the course of the infection? a) no; antibiotics work by inhibiting enzymes specific to bacteria. antibiotics have no effect on eukaryotic or virally encoded enzymes. b) no; antibiotics do not kill viruses because viruses do not have dna or rna. c) yes; antibiotics activate the immune system, and this decreases the severity of the infection. d) yes; antibiotics can prevent viral entry into the cell by binding to host-receptor proteins.