Answer:
The correct answer is option A: "The desert was once a vast ocean".
Explanation:
One of the most prominent fish fossils that were found in the arid deserts of western Egypt belong to the Giant Catfish named <em>Qarmoutus hitanensis</em>, that lived roughly 37 million years ago as it was scientifically determined. The presence of this and other related fossils indicate that the desert was once a vast ocean. Actually, the arid landscape of this zone has been named Wadi Al-Hitan (which means Valley of the Whales) in honor to its past.
ACTIVE TRANSPORT: uses energy and require a ligand to bind with receptors.
DIFFUSION: allows small, nonpolar molecule (like oxygen) to move across a cell membrane. It doesn't require energy.
Viruses are classified as non-living. Although they have DNA or RNA as genetic information, a protein coat, and some, a lipidic envelope, they do not have the machinery to multiply on their own and therefore are non-living. <span>A </span>virus<span> is simply an </span>infectious agent<span> that, through different ways, many times only by releasing its genetic information inside the cell, </span>replicates<span> using other living-cells machinery</span><span>. Viruses are able to infect any type of cell.</span>
Chyme is the name given to partilly digested food in the stomach
I know that alcohol/ethanol is used as a growth stimulant and can be used in metabolism, thats one reason why the organism keeps pyruvate.