Sorry I don't know just need comments to get points, desperate need of help with maths home work xx
Answer:
adding chlorine, checking the water.
Explanation:
Because this increases the quality of the water while the rest improve either quantity, or ease of access.
They are located in the liver the wall of the sinusoids.
A. In prophase I, tetrads of homologous chromosomes form and crossing over occurs
hope this helps :)
Answer:
<em><u>ability to catalyze a reaction </u></em>
Explanation:
<em>Because it causes denaturation of the protein, but no chemical or electrical changes.</em>
