Answer:Less profit is made from bioleaching which means it is less appealing to buisness men and women.
Explanation:As with all remediation techniques, phytoextraction has a limited effectiveness. Its two main limitations are: metal toxicity to plants at high concentrations and the cost to dispose of the plant tissues.
Answer: 550 million years ago according to the internet.
Explanation:
Answer:
In prophase, the chromatin network begins to coil and appears as a long thread-like structures called chromosomes. In telophase opposite poles of the chromosomes lose their identity and nuclear membranes is formed around the daughter nuclei. Nucleolus also reappears. So, it is reverse of prophase.
Explanation:
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Explanation:
Like carbon, nitrogen has its own biogeochemical cycle, circulating through the atmosphere, lithosphere, and hydrosphere (Figure 5). ... In this symbiotic association, the bacteria become encased in nodules that grow on the roots of plants, through which nitrogen that has been fixed by the resident bacteria is obtained.
