A student measures the effect of different temperatures on the development of enzymes in biological systems. What temperature ranges should she use? A. 25 C, 30 C, 35 C, 40 C, 45 C
B. 91 C, 93 C, 95 C, 97 C, 99 C
C. 25 C, 30 C, 35 C, 45 C, 55 C
D. 91 C, 92 C, 94 C, 97 C, 101 C

Select the correct answer.which scenario describes unethical lab behavior? o a. danny stores the chemicals required for his experiment in flasks and beakers.b.anna publishes the results of her experiment on the growth rate of saplings.c.jason repeatedly runs an experiment until he gets the results he desires.d. mia records her observations of an experiment precisely and accurately.

Rotenone is an insecticide that is toxic

Why are fossils not found in igneous rocks? igneous rocks are made from cooling of lava or magma. igneous rocks are found too deep underground. igneous rocks are too dark in color to contain fossils. igneous rocks are too dense to contain fossils.