The nitrogen cycle could no exist without bactria. bacteria that lived inside the ground, catch the nitrogen that has been fixed and covert it into nitrate.
Answer:
Direct contact.
Explanation:
Since it was spread through facial tissue, physical contact is needed.
Hope this helps! :)
Answer:
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Explanation:
In a chemical reaction, the <u>produc</u>ts are <u>produc</u>ed. The <em>react</em>ants are the substances that <em>react.</em>
<em />
In a chemical reaction equation (with the arrow pointing right) the reactants are on the left and the products on the right.
The reactants enter and the products come out.
So, the statement given - products enter a reaction and reactants come out - is false and it is actually the other way around.
<span>Pesticide use is harmful to human agriculture because it
contains an antifreezing chemical (present in transportation vehicles). When
the chemical seeps into the leaves of the plant, it is distributed all over its
body and remains there. The chemical may still be present there when we are
going to the plant.</span>
Answer:
id say A:
The model shows that the fetus becomes more complex during development. This is because mitosis allows the cells that make up the fetus to become specialized.
or D:
The model shows that the fetus gets larger as time goes on. This is because mitosis constantly increases the number of cells that make up the fetus.
Explanation: