2) Cross-fertilization makes for more variation in the traits of plants, giving them immunities and resistances to weather, pests, and disease.
Light receptors within the eye transmit messages to the brain, which produces the familiar sensations of color. Newton observed that color is not inherent in objects. Rather, the surface of an object reflects some colors and absorbs all the others. We perceiveonly the reflected colors.
<span> Quando as pessoas descrevem como os gostos dos alimentos, eles estão realmente falando sobre o sabor do alimento, e não apenas os gostos básicos de doce, azedo, salgado e amargo. A gama de experiências de sabor também inclui aroma, textura e boca '' sentir '' - e, alguns diriam, até mesmo a agradável dos alimentos.</span>
Answer:
Bacterial genes are organized into clusters of coregulated genes, that are regulated such that they are all turned on or off together.
(hope this helps)
The physical need to eat food is called hunger
