Ecosystems disturbed by a nature will be eventually restored unless it's a really big cataclysm, but most of the ecosystems are now a human caused disturbance. For example there are plenty of species which are already extinct or nearly extinct because of hunting industry.
I think the correct answer from the choices listed above is option A. During gene expression, a cell reads the instructions in dna and builds a protein based on those instructions. Gene expression <span>is the process by which information from a </span>gene<span> is used in the synthesis of a functional </span>gene<span> product.</span>
The answer is B. I hope that this helped.
Answer:
somatic:any cell of a living organism other than the reproductive cells.
gametes:a mature haploid male or female germ cell which is able to unite with another of the opposite sex in sexual reproduction to form a zygote.
Explanation: