Which system can a pathogen enter in order to circulate through the body? A. the kidneys

B. the lungs

C. the lymphatic system

D. the waste system

The nutrient facts label on a food package lists the following: iron 50%. what does this figure indicate?

Match each nutrition monitoring survey to its description. csfii nfcs nhanes what we eat in america

Which of the following is characteristic of the lytic cycle? a) viral dna is incorporated into the host genome.b) the viral genome replicates without destroying the host.c) a large number of phages are released at a time.d) the virus—host relationship usually lasts for generations.