Answer:
Explanation:
Housekeeping genes are <u>typically constitutive genes that</u> are required for the <u>maintenance of the basal cellular functions</u> that are <u>essential for the existence of a cell</u>, that is regardless of its specific role in the tissue or in the organism. On the one hand they represent the minimal set of genes that is required to sustain life.
Answer:
Van Helmont
Explanation:
he was the first to discover it
The travel to the galciers is something one can never forget. The aura of the place along with the beauty that one gets to notice is so enriching to entice one to stay there forever. The glaciers are one of the many natural wonders our world has to offer. Formed because of the accumulation of the snow year after year, these glaciers are present in many sizes. Besides, the movement of the glaciers, such as the glacial erosion and deposition leads to the formation of many other attractive features, such as the corries, pyramidal peaks, truncated spurs, and hanging valleys. You must definitely visit these places to give your soul this exciting experience.