Answer:
You can buy tiny sealed marine ecosystems enclosed in glass. ... like the one in your bottle, you will need to establish an ecological balance in order for all of ... if you have too many animals consuming oxygen and not enough plants ... Water is consumed by both plants and animals, but is also excreted, purified, and reused.
Explanation:
23 from mom,
23 from dad,
all together 46! :3
I believe it's B. synthesizing new DNA from RNA sequences.
