The ecosystem is an ecological system consisting of all of its biotic and abiotic factors
Random changes in allele frequency in a population are usually called genetic drift. The reason why this is the answer is because it is a very specific word which is used to describe exactly that - random changes in allele frequency.
All the other cases; answers, here aren't correct and don't apply.
The answer to the question mentioned above is the "Chloroplast".
During the light-dependent reaction of photosynthesis, chloroplast is decomposed to supply hydrogen ions tp produce NADPH, and important energy-carrying molecule used to help produce glucose during the light dependent reaction.
Fan mail?
I am it sure but that is what you generally call it or just compliments
Answer:
Various forms of life exist, such as plants, animals, fungi, protists, archaea, and bacteria.
I hope it helps