Sythetic insulin from pork was formed by which technique__________?
A. Parasitology
B. Social biological techniques
C. Biotechnology
D. Both a and c
___________ is concerned with cell secretions?
A. Endoplasmic reticulum
B. Golgi complex
C. Lysosomes
D. Cell membrane
Which one is not correct for a productive theory________?
A. It is predictive
B. It has explanatory power
C. It discourages suggestion of different hypotheses
D. None of these