a bond of the following elements would be of what type? drawing a model may be .

na + cl
covalent
ionic

scientists have discovered that hiv does not cause aids by the virus's direct effect on the host's immune cells, but rather through the cells' lethal influence on one another. researchers from the gladstone institutes have revealed that hiv does not cause aids by the virus's

human-caused climate hope this

answer; the tunica intima also called tunica interna, consists of elastic fibers,connective tissue and smooth muscle cells;

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.