Im freakin bo-red and sad at the same time wanna tal k?

True or false. mucous membranes secrete mucus that traps pathogens.

Which of the following represents a difference between viruses and viroids? a) viruses infect many types of cells, whereas viroids infect only prokaryotic cells.b) viruses have capsids composed of protein, whereas viroids have no capsids.c) viruses have genomes composed of rna, whereas viroids have genomes composed of dna.d) viruses cannot pass through plasmodesmata, whereas viroids can.

Subjective observations are not used under diagnosis, but objective observations are. true or false