If you are asking about pregnancy, then in that case, this is also called Linea Nigra. One of the most common sign of pregnancy. It runs up the abdomen between the pubic area and bellybutton, or even higher. It is usually about .25-.5 inch wide, growing darker as the pregnancy advances.
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<span>Although waves in the ocean are typically caused by wind, that is not the case with tsunami. The disturbing force that produces conditions for a tsunami is typically from an earthquake.</span>
Answer: Small molecules can cross plasma membrane into cells
Explanation:
by simple diffusion as they can be soluble in the hydrophobic region of phospholipid bilayer. Lipophilicity is one of the main parameters that determine cell uptake of small molecules