Answer: Directional selection occurs when individuals with traits on one side of the mean in their population survive better or reproduce more than those on the other. ... Directional selection does the “heavy lifting” of evolution by tending to move the trait mean toward the optimum for the environment.
63 in water 100/g KNO3 Potassium nitrate
The answer could possibly be natural selection or survival of the fittest
Answer:
The salivary glands, liver and gall bladder, and the pancreas aid the processes of ingestion, digestion, and absorption. These accessory organs of digestion play key roles in the digestive process. Each of these organs either secretes or stores substances that pass through ducts into the alimentary canal.
<u><em>Chromosomes</em></u> asserts that our genes set the boundaries within which we can operate
