The dependent variable is the one that you're testing so computer speed
the independent variable is the number of times you turn off the computer
control variables are the other factors that could affect the speed besides turning it on or off such as internet speed, the computer you use, changing location, etc
I think that the traced the organisms back to their ancestors<span />
Answer:
D. oxygen and high-energy sugars
Explanation:
Photosnthesis is essentially the opposite of cellular respiration, meaning that if cell respiration is oxygen and glucose in, carbon dioxide out, then photosynthesis is cabron dioxide in and oxygen and glucose out.
Answer:
Sarcoplasmic Reticulum
Explanation:
Sarcoplasmic Reticulum (in muscle cells) is a modified form of Endoplasmic Reticulum located in other cells. Its primary function is to store and regulate the movement of intracellular Calcium ions during muscle contraction.
