D.
Viruses are not considered to be living organisms but they can function inside living cells and multiply by using things in the cells. They can cause diseases in living organism and studying them is important in the medical field.
1,700 species of plants live on the arcitc like flowering plants , herbs , grasses,dwarf shrubs, mosses , lichens and the arctic willow ....
Rivers and ponds contain poisonous chemicals that imperils your lives.
A cell must undergo the process of meiosis in order to have genetically different cells at the end of cell division. Meiosis produces four daughter (haploid) cells, each of which is genetically distinct from the parent cell from which they arose.
