Answer:
gravity
Explanation:
the sun has a gravitational pull that keeps all the planets in orbit and prevents them from just floating away.
The type of immune cells that makes a large amount of a specific antibody is known as plasma cells. These cells are basically differentiated terminally from the B-type of lymphocytes. Many organelles are present in these cells performing the functions they are assigned with or they are made for such as; Ribosomes, Mitochondria, Lysosomes, Endoplasmic Reticulum, Golgi apparatus, and the plasma membrane. The most abundantly found organelle in the plasma cells is Rough Endoplasmic Reticulum combined with the well-developed Golgi apparatus.
Your answer is, The Devonian Period.
The first major groups of amphibians ("stem") developed in the Devonian period, around 370 million years ago, from lobe-finned fish which were similar to the modern coelacanth and lungfish.
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Living creatures and the soil exchange phosphorus. Phosphates are taken up by plants from the soil and assimilated into organic molecules. Plants are consumed by animals, which then moves phosphorous up the food chain from one animal to the next. When an animal perishes and decomposes, phosphorus is released back into the soil.
The strategy is to look for unique processes that occur in virus infected cells but not uninfected cells. Look at some of the enzymes encoded by viruses, and the processes they catalyze to find ideas for inhibiting virus replication.Antiviral drug<span>, </span><span>any agent that is used in the </span>treatment<span> of an </span>infectious disease<span> caused by a </span>virus. Viruses are responsible for illnesses such as HIV/AIDS<span>, </span>influenza<span>, </span>herpes simplex<span> type I (cold sores of the mouth) and type II (genital herpes), </span>herpes zoster<span> (shingles), viral </span>hepatitis<span>, </span>encephalitis<span>, infectious </span>mononucleosis<span>, and the </span>common cold<span>.</span>