Choice #1 & Choice#4 I believe
Answer: Two molecules of H2A
Explanation:
Structural organization of nucleosomes were determined by isolating them from unfolded chromatin and it has been found that the basic units of chromatin are the nucleosomes which consist of histone octamers of two molecule each of histone H2A and other histone molecules like H2B, H3 and H4. The histones are wrapped around with 147bp of DNA in almost two (2) turns.
I would consider the answer to be C. the cats would have more knowledge about how to get out the box so when it gets back in it knows how to get out
Answer:
B) They do not get enough oxygen, and die.
Explanation:
They loose oxygen due to the algae. The algae bloom uses up all the O2 in the plant structures
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Amount of rainfall would be the answer
