Answer:
Experimental groups: type of dogs
Dependent variable: hearth rate
Independent variable: the amount of caffeine
Explanation:
The dependent variable is the variable being measured or tested in a given study, while the independent variable isn't changed by the other variables. In this case, the heart rate is dependent on the amount of caffeine, which is then the independent variable. The experimental groups are the groups exposed to the independent variable.
The functions that both the nerve cells and muscle cells
have in common are the following;
-
Both cells are excitable
-
They both experience voltage difference in the
cell membrane
-
The cell membrane of both of cells has electrochemical
impulses
A T G G C G A G G T C C C A G C T G T T A T G G G A T T A A
Answer:
One reason is that there was too much pressure in the bottom of the ocean, from all the water pressing together.
hope this helps :)
Explanation:
Answer:
Larger islands that are large and close to the mainland are shos lower rate of extinction due to the fact that the species present have more space so there will be more resources available in comparison to smaller islands where limited space and limited resources available.
Extinction is greater on islands isolated due to the unlikelihood of immigration and as it is opposite to the island close to the mainland and competition is more in isolated islands.
