How does smoking relate to risk of heart attack and atherosclerosis?

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.

Is tea good for you? if so what type of tea is good for you? and how much should i drink before it is a threat to my health?

Petter is a middle aged overweight man who is trying to decrease his body circumstance . how could the serving size on a neutrino label him lose weight ?