Answer:
D: decomposers return carbon dioxide to the air
Explanation:
Answer:The DNA of bacterial cells is found loose in the cytoplasm. It is called chromosomal DNA and is not contained within a nucleus.
Explanation:
Answer: Precipitation is roughly equal to the amount of evaporation
B is the answer. A bottleneck effect occurs when a large, genetically diverse population suddenly experiences some catastrophic even and declines to a very low population.