Made mostly of collagen, bone is living, growing tissue. Collagen is a protein that provides a soft framework, and calcium phosphate is a mineral that adds strength and hardens the framework. This combination of collagen and calcium makes bone strong and flexible enough to withstand stress.
Psychrotrophic bacteria are defined as those that grow at 7Â°C, although their optimal growth temperature is higher. During cold storage after milk collection they dominate the flora, and their extracellular enzymes, mainly proteases and lipases, contribute to the spoilage of dairy products.
Streptococcus bacteria is a genus of coccus, or spherelike, Gram-positive, chained bacteria belonging to the lactic acid bacteria (LAB) group.Individual streptococcus cells may be round or ovoid and all lack the enzyme catylase. Because these cells divide along a single plane, streptococci occur in pairs or in chains.hese 10 animal facts will amaze you. Streptococcus bacteria is a genus of coccus, or spherelike, Gram-positive, chained bacteria belonging to the lactic acid bacteria (LAB) group. Individual streptococcus cells may be round or ovoid and all lack the enzyme catylase.