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Most foods are composed of largely indigestible components depending on the enzymes and effectiveness of an animal's digestive tract. The most well-known of these indigestible compounds is cellulose; the basic chemical polymer in the makeup of plant cell walls. Most animals, however, do not produce cellulase; the
This lack of protein during winter conditions can be attributed to the scarcity of animal proteins, a phenomenon that occurs in many ecosystems prior to green-up, or the ending of winter conditions. Therefore, overall, bones can serve as a valuable source of minerals at times where animal protein availability is low.
Proteins are the basis of many animal body structures (e.g. muscles, skin, and hair). They also form the enzymes which control chemical reactions throughout the body. Each molecule is composed of amino acids which are characterized by the inclusion of nitrogen and sometimes sulfur. The body requires amino acids to produce new proteins (protein ...
Like cellulose, chitin is an abundant biopolymer that is relatively resistant to degradation. [17] Many mammals can digest chitin and the specific chitinase levels in vertebrate species are adapted to their feeding behaviours. [18] Certain fish are able to digest chitin. [19] Chitinases have been isolated from the stomachs of mammals, including ...
Protein consumed by animals is broken down to amino acids, which would be later used to synthesize new proteins. Protein is used to form cellular structures, fluids, [32] and enzymes (biological catalysts). Enzymes are essential to most metabolic processes, as well as DNA replication, repair, and transcription. [33] Protein contains 4 calories ...
Cellulose is a polymer made with repeated glucose units bonded together by beta-linkages. Humans and many animals lack an enzyme to break the beta-linkages, so they do not digest cellulose. Certain animals, such as termites can digest cellulose, because bacteria possessing the enzyme are present in their gut. Cellulose is insoluble in water.
Jennaleah “Jenna” Hin, 17, of Henderson, Nevada, was reported missing since Dec. 30 after she reportedly left home following a family dispute
The process of glycosylation (binding a carbohydrate to a protein) is a post-translational modification, meaning it happens after the production of the protein. [3] Glycosylation is a process that roughly half of all human proteins undergo and heavily influences the properties and functions of the protein. [ 3 ]