White blood cells fight disease
The alkali metals in group l of the periodic table all have a single electron in the outermost shell. These metals form covalent bonds with for example the halogens, which have 7 electrons in their outer shell.
When the alkali metal halide, such as KCl is dissolved in water, it dissociates into ions. The K atom loses the single electron, and therefore has a positive charge. In turn, the chloride atom gains the electron and becomes the negatively charged chloride ion.
The answer is <span>Both lack membrane-bound organelles and are single-celled.
Prokaryotes are unicellular organisms. The main difference between them and eukaryotes is the absence of nucleus and organelles in prokaryotes and their presence in eukaryotes. That is why they belong to different kingdoms. On the other hands, Archaea and Eubacteria differ in the composition of their cell wall. </span><span>Archaea's cell walls are made of uncommon lipids while Eubacteria have cell walls made of peptidoglycan.</span>
Answer:
Investigation: a searching inquiry for gathering detailed facts...
Experiment: an orderly procedure carried out with the goal of verifying , refuting or establishing the valitity of a hypothesis.... .
Explanation:
Sadanvama1979 GREETINGS
They are the endocrine glands
