Which of the following is an organ in the endocrine system?

a. pituitary gland

b. pharynx

c. trachea

d. brochus

This is one popular brand of exercise machine

In which book word demography is used for first time

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.