Intercalated disks are found on the muscle.
O a, striated
O b. nonstriated voluntary
O c. nonstriated involuntary
d. cardiac

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.

answer; both surfaces of the membrane are nonpermeable

answer; heredity;