Explain the theory of evolution as Darwin proposed it. Use the fact that many bacterial strains are now resistant to antibiotics as an example to support Darwin's theory.
Construct an experiment using bacteria that would demonstrate the idea of "survival of
the fittest"

Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.

What terms describes being out of water after being submerged

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?