What's the problem with relying on fast food for your meals rather than planning and making meals to eat?
Fast food is often not nutritious
Fast food is not economical
Fast food is not convenient
choices A and B

In addition, sperm receive a chemical fluid from the

Which is the lipid molecule that controls what types of molecules can pass though?

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.