The function of a cell is determine by its
a. activities
b. structure
c. environment
d. size

The use of dna as evidence in criminal investigations became possible because of the

How do cells grow and reproduce to maintain homeostasis?

Ascience research group is testing a new type of plant food. one trial is conducted in a controlled experiment. the data from the trial show that the plant that received the new food grew faster than the control plant. the group announces that the new plant food makes plants grow faster. what is the main weakness in this scientific claim?