Nematodes are unusual among worms of other major phyla by:
A. having longitudinal muscles but no circular muscles
B. having separate male and female individuals
C. by shedding their integument
D. by having a tough cuticle made largely of collagen
E. All of the choices provided are correct
E. All of the choices provided are correct
You might also like to view...
____ is NOT a product of the Kreb cycle.
A. Pyruvic acid B. ATP C. NADH2 and FADH2 D. CO2
Which of the following reactions is a hydrolysis reaction?
A. A + B + H2O ? C B. A + B ? C + H2O C. A + H2O ? B + C D. A ? B + C+ H2O
A nosocomial infection is
A) always present, but is inapparent at the time of hospitalization. B) acquired during the course of hospitalization. C) always caused by medical personnel. D) only a result of surgery. E) always caused by pathogenic bacteria.
What of the following is necessary for the replication process to occur in a cell?
A. enzymatic proteins B. viruses C. carbohydrates D. starches E. lipids