A normal blood amylase level is 56 - 190 IU/I. Abnormally high levels of amylase in the blood can indicate several serious diseases including: (0 points)
O colorectal cancer
O Crohn's disease
acute pancreatitis, perforated peptic ulcer or bowel, cholecystitis
O chronic pancreatitis

During the first month of development, how many layers of cells make up the embryo? a. 1 b. 2 c. 3 d. 4

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.

The virus genome and viral proteins are assembled into virions (virus particles) during ) the lytic cycle and the lysogenic cycle in all known host organismsb) the lysogenic cycle onlyc) the lytic cycle onlyd) the lytic cycle in all host organisms but the lysogenic cycle only in bacteria