Walking does not contribute to global warming.
Answer:
Scientists believe that fitness is not only the ability to have physical fitness but it also refers to the adaptations that make an organism survive in its environment.
According to biological studies, biologists believe that the ability of an organism to survive in a particular area and to pass on its characteristics to its offspring is fitness.
The health scientists define fitness as the ability of an individual to be physically fit and to move without pain.
The scientists which study psychology believe that fitness is the well functioning of a person;s body as well as his/her mind.
B) two poisonous frogs with similar color patterns
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Melanin provides pigmentation to the skin and it also provides UV ray protection (which is its role in the epidermis).
