Answer:
D. A bicycle rusting.
Explanation:
A. is incorrect because tearing a piece of paper is a physical change, not a chemical change.
B. is incorrect because we are just heating up the object. That only changes how fast the particles are moving and the change in state of matter.
C. is incorrect because we are adding heat to change a state of matter (from solid to liquid) and it is a physical change.
Therefore, only D. is the correct answer. Iron rusts, and when it does, it chemically changes into an iron oxide (rust).
Proteins serve as antibodies.
Answer:
It wouldn't thrive as much as a regular plant because it has shorter roots. It's ability to gather water in order to make food is lessened.
Explanation:
Equilibrium means D, all of the above
A. No mutation
b. No natural selection
c. No genetic drift
d. No gene flow (migration)
e. Random mating must occur
