Housekeeping protein (Science: molecular biology) Those sets of proteins involved in the basic functioning of a cell or the set of cells in an organism, for example enzymes involved in synthesis and processing of dna, rna, proteins or the major metabolic pathways. as opposed to luxury proteins...
Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..
Plantlife can be studied at a variety of levels, from the molecular, genetic and biochemical level through organelles, c..
Earth was created around 4.5 billion years ago and life began not long after. Primitive life likely possessed the elemen..
Geological periods is a study guide that cites the different geological periods on Earth's timeline. Each has a brief ov..
Proteins and minerals can be derived from various dietary sources. They are essential for the proper growth and developm..
Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..
