Answer: Determining clear boundaries for a system is challenging because one must grasp specific concepts involved, such as boundaries and environments that can be either advantageous or detrimental. An illustrative example might be the OpenLearn course, which covers Computing & IT.
Explanation:
The potato does not increase in size because it is only a segment of the plant. Water absorbed from the soil is taken up by the roots and transported to other parts like leaves, but the potato itself does not directly absorb water from the soil.
The right answer is B. DNA helicase initially unwinds the double helix surrounding the +1 site.