Answer:
B
Explanation:
The nuclear envelope is a double-layered membrane that encloses the contents of the nucleus during most of the cell's lifecycle.
Answer:
D. An area with many individuals of many species.
Explanation:
Biodiversity is the variety and variability of life on Earth.
Biodiversity is supposed to be diverse with a lot of different species. Diverse means showing a great deal of variety; very different.
Functional groups are a group of molecules attached to a carbon-based core of an organic molecule. Key functional groups are 3. phosphates
They are a species that is closely related to, but distinct from, Homo sapiens.
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Chromosomes and autosomal or somatic cells
