We have polluted it— the air, water and the ground.
Some people have tried to clean up the environment
The lacrimal<span> glands secrete tears which act to lubricate and protect the cornea and eyeball from injury which may result from small particles such as dust. Tears are a watery fluid with an electrolyte content similar to that of plasma and contains: bactericidal enzymes known as lysozyme and lactoferrin.</span>
A well mixed serial dilution is critical to achieving a homogenous mixture that has a constant concentration over the sample volume. If the dilution is not well mixed then it will affect the subsequent dilutions consent ration which will lead to percent error
Answer:
b. behavioral isolation
Explanation:
It is a type of reproductive barrier that can lead to speciation. Behavioral behavior, such as mating rituals as in when two populations of the same species show some difference in behavior, typically in mating rituals
and signals.
