In a cigarette what gets carried around your blood cells instead of oxygen

Explain how unhealthful weight loss or weight gain can lead to further weight loss or weight gain.

Which of the following accounts for someone who has had regular herpesvirus-mediated cold sore or genital sore flare-ups? a) re-infection by a closely related herpesvirus of a different strainb) re-infection by the same herpesvirus strainc) copies of the herpesvirus genome permanently maintained in host nucleid) copies of the herpesvirus genome permanently maintained in host cell cytoplasm

What can happen to your body if continually eat the good food choice from your restaurant? did this project/research change your opinion of what you will order at your fast food restaurant? explain why or why not