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This tutorial elucidates body temperature regulation. Know the details here to learn how the body sets the body temperat..

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The Human Physiology

Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..

Principles of Hormonal Control Systems
Principles of Hormonal Control Systems

Hormones are essential in the regulation of the activity of the various biological systems of the human body. The ineffi..

Still Water Animals
Still Water Animals

Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..

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Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..

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This tutorial looks at the relationship between organisms. It also explores how energy is passed on in the food chain an..