Answer:
A
Explanation:
Because there are two DNA strands in the DNA molecule and they both rotate around each other in a helix formation. So two helixes = double helix.
B. Group number
For example, Sodium(Na) is in Group 1 and Na^+ has a charge of +1.
Answer:
The water wants to flow from the higher concentration, which is outside of the cell, to the lower concentration, which is inside of the cell. The cell membrane helps to regulate and slow down the flow of water into the cell. This is yet another way that the cell membrane helps maintain homeostasis.
I hope it helps ❤️
<span>This is false since plants are mostly producers and animals are mostly consumers. There is however a group of animals that are autotrophs and create their own food, but they are vastly outnumbered by consumers. The ones that produce their own are mostly within the family of funghi or similar things that border on whether they're animals or plants.</span>
