Miguel worries excessively about things beyond his control, and his worries often interfere with his life. He avoids driving because he worries about car accidents. He calls his parents twice a day because he worries they are dead. He checks his credit card statement three times a day because he worries about identity theft. Miguel probably suffers from . Group of answer choicesa. generalized anxiety orderb. specific anxiety order

Nina has the flu and a high fever. her immune system is exhibiting the line of defense. this defense is part of immunity.

Which of the following supports the argument that viruses are nonliving? a) they are not cellular.b) their dna does not encode proteins.c) they have rna rather than dna.d) they do not evolve.

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.