Stratum corneum is the layer of the epidermis that contains the greatest concentration of keratin.
The differences between male and female sexes are anatomical and physiological. "Sex" tends to relate to biological differences. For instance, male and female genitalia, both internal and external are different. ... However, women have higher levels of estrogen and progesterone, and men have higher levels of testosterone.
Answer:
Create an air gap to prevent backflow.
Explanation:
An air gap prevents contamination of the water because it creates a space between the water outlet and a contaminated source. So, if there is, for example, a decrease in the pressure that pumps the water to the faucet, the water the air gap will prevent the contamination of potable water and the cause of different illnesses.
the answer to this question is Stomata.
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