The primary function of chloroplast is to carry out photosynthesis with the help of chlorophyll.
This process moves carbon from biotic to abiotic matter. Carbon dioxide in the biodome decreased because decomposers decreased which means there was a decrease in cellular respiration overall.
Remember that a controlled variable is a variable that stays the same thoughout the experiment.
it wouldn't be a. because two different wires were used
the final length of the wax would be your dependent variable, so it wouldn't be c.
the thermal conductivity is the independent variable so it isn't d.
the original length of the wax was the same for both.
So B is your answer.
<span>Cell bodies of preganglionic neurons reside in the brain stem or spinal cord. Preganglionic neurons stimulate postganglionic neurons. i think hope it helps X)</span>
