Points, conjugate
(Science: microscopy) The pair of points on the principal axis of a mirror or lens so located that light emitted from either point will be focused at the other. Related points in the object and image are located optically so that one is the image of the other.
See: polarizing element
Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habitat become more suited or a better fit to their environment. It is similar to the term acclimatization in a way that both of them are processes that lead to the adjustment to a change, such..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. However, there are organisms that have more than two sets of chromosomes. The condition is called polyploidy. Know more about this topic through this tutorial...
Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of these strategies. ..
The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the different components and functions of the human circulatory system dealt with in detail in this tutorial. The lymphatic system is also elucidated elaborately here...
Human consciousness and behavior are an interesting topic since they are determined and controlled by the brain. Consciousness can be defined by behavior or by electrical pattern of brain activity. Read this tutorial to learn about brain activities, such as sleep, attention, emotion, motivation, consciousness disorders, learning, and memory...
Neurons generate electric signals that they pass along to the other neurons or target tissues. In this tutorial, you will find the basic structure of a neuron, the different classes of neurons, and membrane potentials. It also includes the structure of the nervous system...
