reaginic antibody –> homocytotropic antibody (Science: immunology) A type of antibody which is able to attach itself to the surfaces of cells without needing specific combining sites. A homocytotropic antibody will only bind to cells which are from the same species as itself...
Geological periods is a study guide that cites the different geological periods on Earth's timeline. Each has a brief ov..
Photosynthesis is the process that plants undertake to create organic materials from carbon dioxide and water, with the ..
Different pregnancy and birth control and contraception strategies are described. Read this tutorial to learn each of th..
Plant organs are comprised of tissues working together for a common function. The different types of plant tissues are m..
The human respiratory system is an efficient system of inspiring and expiring respiratory gases. This tutorial provides ..
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..
