repression-sensitization defense mechanisms involving approach and avoidance responses to threatening stimuli. The sensitizing process involves intellectualization in approaching or controlling the stimulus whereas repression involves unconscious denial in avoiding the stimulus...
The circulatory system is key to the transport of vital biomolecules and nutrients throughout the body. Learn about the ..
Hormones are produced in the endocrine glands of animals. The pituitary gland and hypothalamus are the most impor..
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
Muscle cells are specialized to generate force and movement. Learn about the different types of muscle tissues in this t..
One of Mendel’s law of inheritance is the “law of dominance”. Read this tutorial to know more about this form of i..
This tutorial describes the role of gibberellin family in plants. Find out the effects of gibberellin on plant growth an..
