I have a nutrient calculation question , I am very confused Please help me

How can I find out what percentage of my diet was from protein?

Do I have to use the average protein to answer that question or do I use a protein for one day value ?

True or false mucous membranes destroy pathogens on the outer body surface, at body openings.

Why would a smoker tend to inhale more deeply and smoke more cigarettes when he or she switches to low nicotine cigarettes

What are the symptoms of trichomoniasis in males? a. painful urination, a dark discharge from thepenis, with no itchingb. painful urination, a dark discharge from thevagina, with no itchingc. painful urination, a clear discharge from the vagina, and some itchingd. painful urination, a clear discharge from thepenis, and some itching