Approximately what percentage of the body's calcium is found in the blood

Which action can lead to intentional injuries? a. burning your in hot water b. avoiding illegal drugs c. getting in a bike crash d. being hurt in a robbery (! this is for apex if any can relate : ( .)

What angle should your knees not bend past when squatting? a. 30 degrees b. 45 degrees c. 90 degrees d. 120 degrees

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.