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Heart-shaped, with the notch lowermost; of the base of a leaf, like the notched part of a heart. Contrast obcordate. coriaceous Leathery; stiff and tough, but flexible. Compare corneous. corm. adj. cormose, cormous
Word list Drawing up a comprehensive list of words in English is important as a reference when learning a language as it will show the equivalent words you need to learn in the other language to achieve fluency.
Photosynthesis usually refers to oxygenic photosynthesis, a process that produces oxygen. Photosynthetic organisms store the chemical energy so produced within intracellular organic compounds (compounds containing carbon) like sugars, glycogen , cellulose and starches .
of or pertaining to the upper chest, the area above the breast and under the neck Greek στῆθος (stêthos), chest, cuirass: stethoscope: stheno-strength, force, power Greek σθένος (sthénos) stom-, stomat-of or pertaining to the mouth; an artificially created opening [12] Greek στόμᾰ, στοματ-(stóma, stomat-), mouth
Typically the mandibles are the largest and most robust mouthparts of a chewing insect, and it uses them to masticate (cut, tear, crush, chew) food items. Two sets of muscles move the mandibles in the coronal plane of the mouth: abductor muscles move insects' mandibles apart ; adductor muscles bring them together . They do this mainly in ...
The scientist Charles Barnes first used the word 'photosynthesis' in 1893. This word is taken from two Greek words, photos, which means light, and synthesis, which in chemistry means making a substance by combining simpler substances. So, in the presence of light, synthesis of food is called 'photosynthesis'. Noncyclic photophosphorylation ...
The mouth is at the base of the animal and the anus at the top; the lower surface is described as "oral" and the upper surface as "aboral". [ a ] [ 2 ] Several sea urchins, however, including the sand dollars, are oval in shape, with distinct front and rear ends, giving them a degree of bilateral symmetry.
The following conventions are used: Cognates are in general given in the oldest well-documented language of each family, although forms in modern languages are given for families in which the older stages of the languages are poorly documented or do not differ significantly from the modern languages.