The answer to this question is CHROMATOGRAPHY.
Chromatography is method of separating mixtures. There are two forms of
chromatography, it is preparative and analytical. Preparative chromatography is
separating mixture to be used later. While analytical chromatography is
separating mixture in a smaller amount.
The correct option is LOWER SALINITY.
The river Mississippi is a fresh water river which has considerably less salt than the pacific ocean which is very salty. So, at the point where the two met, the quantity of the salt there will be lower compared to the sea water of the pacific ocean.
B. Spermatogenesis.
Make gametes are called sperm, and
Spermato-sperm
genesis-creation