Chimera
(Science: cell biology) organism composed of two genetically distinct types of cells. Can be formed by the fusion of two early blastula stage embryos or by the reconstitution of the bone marrow in an irradiated recipient or by somatic segregation.
The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..
Plants produce hormones to regulate their growth. Auxins, for instance, influence plant growth. Know the role of auxin i..
This tutorial digs into the past to investigate the origins of life. The section is split into geological periods in the..
This tutorial deals with the abiotic factors of the freshwater environment that determine what sort of life would be sui..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
Learn about the general structure of a eukaryotic gene, the transcription factors, and post-transcriptional regulation....
