<span>s that a single on off switch can control the whole cluster of functionally related genes; these genes are coordinately controlled (ex: when Ecoli must make tryptophan for itself because the nutrient medium lacks this amino acid all the enzymes for the metabolic pathway are synthesized at one time)</span>
Answer:
on many US beaches
Explanation:
glaciers cause erosion in two main ways, plucking and abrasion. they freeze to the bottom of the glacier and they are carried away by the flowing ice. abrasion is the process in which a glacier scrapes underlining Rock. the segments and rock Frozen in the ice at the bottom and slides of a glacier act like sandpaper
Answer:When one has a non-living specimen that is no thicker than a few micrometers.
Explanation: