Answer:
The amount of water vapor in the air
Explanation:
C
Answer:
They look a little bit different. SA cells contain fewer mitochondria, fewer myofibers, and a smaller sarcoplasmic reticulum. This means that the SA node cells are less equipped to contract compared to the atrial and ventricular cells.
<span>The question is asking us to complete the sentence "If, after extensive research, the expected observations predicted by a theory fail to materialize, then the theory" and the way we can complete it is by saying that the theory is likely wrong - the theory must then be rejected and a new theory should be proposed, one that will lead to a new hypothesis which then should be tested. </span>
Answer:
The calcium carbonate is negatively impacted by increasing CO2 levels and decreasing pH in seawater