The answer is C. (The second B).
Because, Bacteria are key to recombinant DNA technology because of one simple fact. The reproduce rapidly.
Answer:
Cyanobacteria
Explanation:
Cyanobacteria were the first photosynthetic autotrophs that used water molecules as the source of electrons. Cyanobacteria were the first autotrophs that performed oxygenic photosynthesis and carried out the splitting of water.
The process of splitting water released oxygen as a gas (O2) which was released in the atmosphere of the earth as a by-product. This led to the accumulation of oxygen in the atmosphere. Some cyanobacteria can fix nitrogen and have specialized cells called heterocyst which serve as the site for nitrogen fixation.
<span>Hearing aids have similar functions, but modern hearing aids have few characteristics that have makes them better that conventional aids. These characteristics are invisibility of the instrument, automatically adjustability to all kinds of soundscapes, and compatibility with computers and smartphones.</span>
The increase in the glucagon secreted by the alpha cells of "islets of langerhans" in he pancreas would lead to a rise in the blood sugar level.
The decrease in the secretion of insulin from the beta cells of "islets of langerhans" in the pancreas would also lead to higher blood sugar level