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.
Plants, like animals, produce hormones to regulate plant activities, including growth. They need these hormones to respo..
This tutorial elaborates on the effect of light on plant growth. It describes how different plants require different amo..
This tutorial looks at the adaptations of freshwater plants for them to thrive in still water habitats. Familiarize your..
This tutorial describes the sigmoid curve, annual plant growth, tree growth, human growth, and insect growth as the grow..
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
Muscle cells are specialized to generate force and movement. Learn about the different types of muscle tissues in this t..