D; because the cells dna is not in the nucleus
B is the answer! Hope this helps :)
Mendeleev called the rows periods.
Answer:
there will have to be something to produce all the food so that other animals can eat
Explanation:
the consumers are important as when they eat they can have a high possibility to not starve to death as they have competition and can reproduce and then there is a possibility that that animal species may not become extinct
also when u eat u decompose so they are inportant as they decompose
as when they decompose they lay fertilisers for the soil in the floor so that other plants can grow amd flourish so the cycle can continue
