Answer:
The root hair cells have carrier proteins in their cell membranes. These pick up the mineral ions and move them across the membrane into the cell against the concentration gradient . ... Because active transport moves ions against the concentration gradient into the root hair cells, energy is needed.
The best possible explanation is phototropism.
Since the trees are very dense, some plants don't get enough sunlight. A reaction to this is to seek out sunlight. This would result to trees growing taller than the rest in order to obtain sunlight.<span />
That is true, you limit on what you can do with them.
The digestive system and how to find out the symtoms
Answer:
This process, called satiation, increases the chance that cicadas will escape being eaten for long enough to survive and reproduce. ... It comes from a phenomenon known as the Allee Effect: the smaller a population gets, the less likely its members are to find one another and reproduce.
alphrinaelric4264 avatar
The seven periodical cicada species are so named because, in any one location, all of the members of the population are developmentally synchronized—they emerge as adults all at once in the same year. This periodicity is especially remarkable because their lifecycles are so long—13 or 17 years.
Explanation:
Credit to the girl in the comments just wanted to go ahead and add it into the answer slot
