Any of the 12 pairs of curved arches of bone extending from the spine to or toward the sternum in humans (and similar bones in most vertebrates).costa
(Science: microbiology) rod shaped intracellular organelle lying below the undulating membrane of Trichomonas.
generates active bending associated with local loss of birefringence at the bending zone, probably as a result of conformational change in the longitudinal lamellae. Major protein approximately 90 kd.
The Earth's ecosphere was rapidly changing and throwing up a wide range of ecological niches that new adaptive organisms..
This study guide tackles plant roots in greater detail. It delves into the development of plant roots, the root structur..
This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..
This tutorial describes the role of gibberellin family in plants. Find out the effects of gibberellin on plant growth an..
The evolution of the species of the genus "Homo" led to the emergence of modern humans. Find out more about human evolut..
DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..