The salt solution (brine) is a <span> hypertonic solution. It means that there is a higher concentration of dissolved salts outside of the cell, and a lower concentration of water than the cell. If the concentration difference is too great, the microorganisms cannot survive because the cells will be dehydrated and soon die, </span>
Answer:
b. Hiccupping is a vestigial reflex that suggests a common ancestry between humans and amphibians.
Explanation:
Hiccupping refers to an involuntary contraction of the diaphragm that usually occurs several times per minute. Some research has suggested that hiccuping is an evolutionary remnant of amphibian respiration. This is because the mechanism is remarkably similar to the way tadpoles gulp air and water across their gills. This would mean that hiccups exist due to an antecedent to modern lung respiration.
Yes, elephants can hear through their feet only when their is danger or signal. Isn't it amazing?
Because of the organisms dying under a sophisticate surface around many diffrent amounts of sizing potentials