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Eukaryotic cells contain a number of organelles.
This animation explains active and passive transport processes occurring through cell membranes
NAD⁺ is a coenzyme that plays an important role mainly in catabolic processes, while NADP is...
An acyl-carrier coenzyme taking part in both anabolic and catabolic processes.
Our gametes are haploid cells produced from diploid cells by meiosis, a special type of cell...
Enzymes are protein molecules catalysing biochemical reactions. Their activity can be regulated.
Chlorophyll is a photosensitive green pigment found in plants; it absorbs light energy, thus...
Viruses consist of protein and DNA or RNA, they reprogram infected cells to produce more viruses.