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(Science: botany) A zygomorphic flower in the family asteraceae, a radial band of cells traversing the conducting elements in woody stems.
Of a compound umbel, one of the first (lower) series of branches of the inflorescence main stem.
Plants and animals need elements, such as nitrogen, phosphorus, potassium, and magnesium for proper growth and developme..
Autotrophs flourished, absorbing carbon and light. Soon after, primitive life forms that could assimilate oxygen thrived..
Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..
This tutorial presents Gregor Mendel's law of dominance. Learn more about this form of inheritance and how it can be pre..
The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..
Obtaining air outside an aquatic environment required species to acquire suitable adaptations, and this was the case of ..
