I believe the answer is an eclipse.
The two-layered sac surrounding the heart is the pericardium.
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Some antibiotics can be naturally produced by fungi
Answer:
At the end of mitosis, the two daughter cells will be exact copies of the original cell. Each daughter cell will have 30 chromosomes. At the end of meiosis II, each cell (i.e., gamete) would have half the original number of chromosomes, that is, 15 chromosomes.
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Explanation: