Answer:
B. Scientist built on the previous work of other scientist to make new discoveries.
Explanation:
in spanish
B. El científico se basó en el trabajo previo de otro científico para hacer nuevos descubrimientos.
B, the enzyme loses its shape and is no longer able to catalyze reactions.
Is their possibly a chart that accompanies this question, or is that it?
Insects, frogs, rodents. Little stuff like that.