<span>Males and females are attracted to each other in order to ensure the viability and fertility of the offspring, which is also why it is uncommon that males of one species be attracted to females of another. Members of two different species cannot mate and thus cannot produce fertile, viable offspring, unless they are part of different sub-species. But they must be part of the same species.
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Athlete's foot (tinea pedis<span>) is a </span>fungal<span> infection of the skin of the foot. Most athlete's foot is caused by one of two types of fungus. Trichophyton </span>mentagrophytes<span> often causes toe web or vesicular (blisterlike) infections. </span>
The generation of electricity through nuclear energy reduces the amount of energy generated from fossil fuels. Less use of fossil fuels means lowering greenhouse gas emissions and others.
<span>Vascular plants are able to grow higher than other plants due to the rigidity of xylem cells, which support the plant.</span>