Answer:
4 mass extinctions
Explanation:
as there are huge drops in the graphs
at 440,390,260,50
Mark me as brainliest pls
Answer:
So that each cell has a full copy of DNA
Explanation:
The organelle is labeled is nucleus, which means, where the chromosomes and one or more nucleoli are located immersed in the nucleoplasm or also karyolymph.
<h3>What is a nucleus organelle?</h3>
The nucleus, generally the largest eukaryotic cell organelle is the region delimited by membrane, where the chromosomes and one or more nucleoli immersed in the nucleoplasm or also karyolymph are located.
The nucleus of an organelle is composed of the karyotheca, chromatin, nucleoplasm and nucleolus.
See more about nucleus at brainly.com/question/13553401
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Not sure what the choices are but a biotic factor is anything living.
