Un patinador se dirige hacia el norte por una ciclorruta rectacon una velocidad inicial de 8 m/s y a los 3 segundos aumenta su velocidad hasta 12 m/s.¿Cuál es su aceleración?

Utah's great salt lake has an average salinity seven times higher than that of the oceans. very few multicellular organisms live in this harsh environment. an example is the brine shrimp, which must devote a large portion of its metabolic energy to osmoregulation. these brine shrimp must available hint(s)utah's great salt lake has an average salinity seven times higher than that of the oceans. very few multicellular organisms live in this harsh environment. an example is the brine shrimp, which must devote a large portion of its metabolic energy to osmoregulation. these brine shrimp must pump water back into their cells to counter its loss due to osmosisactively pump water back out of their cells to counter its inflow due to osmosissynthesize membranes that are impermeable to substances that upset osmotic balanceactively pump salt back out of their cells to counter its inflow due to osmosis

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)

Select the correct answer. what does the process of natural selection involve?