We de-starch leaves so as to remove the starch produced in it during photosynthesis stored as food. Removing the starch would help us to infer our observations clearly as there is no change or substance that would effect the experiment we want to carry out. For example , the indicators we use might give blue-black or green colors just because of the presence or absence of starch.
Explanation:
The answer is A.
When the body temperature returns to normal,the respiratory system sends a message to the skeletal system to stop shivering.
The human heart has only 4 chambers. Left and right atria and left and right ventricles.
A conclusion is a final answer backed by evidence. An inference is a reasonable guess.
Answer: it would block your airways to stop you from breathing
Explanation:
its easy just think if your noise was stuffy it would be hard to breath did a 6th grader really have to tell you that