B- Electron transport chain
Answer:
C is the best answer
Explanation:
the dominate trait is in 3 of the four boxes
Answer:
some could have gotten more shade or sun depending on where they were placed ,or some could have had trouble growing,plus some may have gotten more rain , it all really depends on where the plants are placed
Albert, a student researcher, varies the amount of food given to rats in an experiment to measure the effect on their learning behavior. In albert's study, the amount of food given is the independent variable.
An independent variable is under the control of the experimenter. Independent variable does not depend on the other variables involved in the experiment. Since the amount of food is varied, it is not depending on other variables like size of mice, weight, etc.
Answer:
<em>It is a constant when the light is traveling in a vacuum.</em>
Explanation: