Active transport, which occurs at the expense of energy.
Answer:
Gravitropism
Step-by-step explanation
The growth of certain parts of plants that are respected by the force of gravity
Human reproductive cloning should not now be practiced. It is dangerous and likely to fail.
The answer is C build muscle hair and nails
Answer:
The correct answer is - decreased population size at all levels.
Explanation:
A decrease in the productivity of producers of an ecosystem will lead to a decrease in all other organisms of the ecosystem including top-level consumers to the bottom-level producers due to the fact that producers provide energy and food to primary consumers.
It is because they are the only organisms that convert the sunlight to usable energy and food that transfer from one trophic level to other, so if the population of producers or their productivity will decrease then there will be decreased population size at all levels.
