Physiological activity refers to the normal function of an organism. It may refer to specific organs or the organism as a whole.Continue Reading
The act of a human eating, sleeping or even thinking is considered a physiological activity. Generally, physiology breaks into ten distinct systems that are essential to the human body's survival and function. These include the cardiovascular, nervous, digestive, endocrine, immune, muscular, renal, reproductive, respiratory and skeletal systems.
Homeostasis, or the body's ability to regulate itself no matter the environment, is the cornerstone of physiology. It is the function that drives activity for each of the systems within the body as each of the systems works solo or in conjunction with other systems to optimize health.Learn more about Biology
To survive, an organism needs a habitat that features somewhere to attract mates and find resources, has food, and protects it from the weather and extreme temperatures. The specifics of what an organism needs to survive varies between species, and many must adapt to environments to thrive.Full Answer >
A biologic stimulus is any external change in the environment that can be detected by an organism. The ability to respond to a stimulus is called irritability and is a necessary condition for life.Full Answer >
Homeostasis is the characteristic of an organism to regulate its internal conditions. An example is the body regulating its internal temperature by shivering or sweating.Full Answer >
The meaning of "genotype" is the internal genetic makeup of an organism or cell. The genetic makeup of an organism determines its physical characteristics and predicts the physical characteristics of its progeny.Full Answer >