The short answer is that cells respond to the chemical environment in which they find themselves. The cells around them, the specific conditions, and feedback from the environment all create specific chemical cues that inform the cells to which genes should be expressed, and in what amounts. Chemicals include hormones, cytokines, general signaling molecules, such as cAMP, etc.
i literally hopped on google for this, lol.
i hope this helps though. :)
Directional selection I'm pretty sure hope it helps!
<span>Glucose is the human body's key source of energy as it provides energy to all the cells in our body. Glucose also is critical in the production of proteins, lipid metabolism and is a precursor for vitamin C production.</span><span><span>Glucose is the sole source of fuel to create energy for all brain and red blood cells.</span> The availability of glucose influences many psychological processes. When glucose levels are low, psychological processes requiring mental effort l(self-control, critical thinking and decision-making) become impaired.
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Manzanilla, hinojo, menta puperita, melisa, regaliz, jengibre
The correct answer is C. Desert.
Desert area is likely to experience large amount of natural erosion.
Erosion occurs depending with the movement of ice, water or wind over a surface whereby it is known to occur on downward slope reason being the force of gravity.
Some of the causes of erosion include; gravity, water, and burrowing animals.
Erosion is known to occur when water or wind moves over soil, rocks, or sediment. Sometimes natural erosion benefits because it helps to have fertile soil.