Petroleum Products
Petroleum and its products are mainly composed of carbon polymers (chains), as the backbone, with different structural and functional groups. Plastic, for example, is made of polypropylene and polybutylene which is mainly made of carbon atoms, whose monomers are linked in a chain to form polymers that make up the products.
Synthetic rubber on the other hand is made of copolymers of carbon and other addictives such as styrene. Synthetic fiber is made of nylon that is composed of a copolymer between carboxylic acid and amides.
There are man chemical and physical changes such as geno and pheno.
The greatest number of shared derived characters should be found in two organisms that are placed in the same kingdom class.The biggest quantity of the offshore fields drives characters must be observed among the 2 organisms which are the member of the identical kingdoms magnificence area family
Shared derived tendencies derived tendencies, individual states which are shared through species and which are exceptional from the ancestral species. a collection or member this is intently associated however now no longer a member of the organization being studied.
Cladistics /Phylogeny- is a exceedingly new device of class that makes use of shared derived tendencies to set up evolutionary relationships. A derived trait is a function that advanced handiest in the organization beneathneath consideration. A phylogenetic tree primarily based totally on a cladistic evaluation is referred to as a cladogram.
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