Introduction: The third most common cause of cancer-related death worldwide is hepatocellular carcinoma (HCC), a malignant liver tumor that usually arises in patients with cirrhosis and chronic liver ...

IN sterile cultures pea and clover use especially well aspartic and glutamic acids for their nitrogen nutrition, as demonstrated by previous experiments in this laboratory 1. Both the optical forms ...

The longest unbranched chain containing the functional group is the parent molecule, or simply the longest unbranched chain for alkanes. Remember that, the longest chain can go round a bend. Indicate ...

Volatile organic compounds (VOCs) emitted by fruits and flowers play an important role in plant environment interaction through their distinctive aromas and signaling properties. These compounds, ...

Faculty of Sciences of Tunis, University of Tunis El Manar, Tunis 1068, Tunisia National Engineering School of Tunis, Photovoltaic and Semiconductor Materials Laboratory, University of Tunis El Manar, ...

Atoms are the building blocks of everything. Atoms can form strong bonds with each other, making molecules. Symbols and formulae Letters from the alphabet are used to represent chemical elements. An ...

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