Impermeable and/or non-porous materials include clay, non-fractured igneous and metamorphic rocks. Porous/permeable layers are called aquifers; impermeable layers called aquiludes.
One way is that the bacteria that lives in your intestine help you digest. Ususally things in your intestine that the human body can't breaking it down along with the other food. Also meaning that that bacteria also aids in taking in nutrients.
The second way bacteria can also help you get over an illness. The bacteria in your immune system fight the bacteria that is making you sick and gets rid of it.
Hoped that helped
Answer:
The answer is D. Which ethical standards are applied.
Explanation:
Ethical standards are principles which are made or created by organization or country to communicate its underlying moral value.
These ethical standards are not general, this means that each country has the right to make standards that meaningful or useful for their country.
Answer:
If animals stop reproduction, there will less variety, fewer food options and they will eat each other. There will be no meat for humans and eventually life will extinct from this planet.
Explanation:
