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.
Proteins is what comes in and out of the cell
A pairs with T (Thymine)
C Pairs with G (Guanine)
Answer:
central nervous system
Explanation:
because it is under control of our brain
First blank: The mobility of their hosts same goes for the second one :)