By determining the density of the object
An oxidation-reduction<span> (</span>redox<span>) </span>reaction<span> is a type of chemical </span>reaction<span> that involves a transfer of electrons between two species. An </span>oxidation-reduction reaction<span> is any chemical </span>reaction<span> in which the </span>oxidation<span> number of a molecule, atom, or ion changes by gaining or losing an electron.</span>
The right one for this is “D”
Answer:
While many microbes are harmless to humans, others can cause serious problems. They can spoil food, introduce toxins, cause disease and lead to a host of other problems. The importance of microbiological testing is to quickly identify these contaminants and treat them before they do irreversible damage.
Explanation:
Aerobic bacteria are bacteria that can grow and live when oxygen is present.
Aside from colleges and universities, marine educational roles may also be found in AQUARIUMS. As an AQUARIST you will be involved in campaigns to protect the marine environment.
An aquarist is a professional who care for marine life in aquariums. An aquarium refers to a private facility where marine life are kept captivity to educate the public.
