Biological agents

... to the work of Shapiro and other scientists the main reason for biological novelty is not random mutations but genetic and genomic change by a variety of natural genetic engineering agents, competent to (re)regulate, alter and invent genomic sequences and formatting, ...

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... is more complex than vegetative reproduction Ans; depend on outside agents. Eg pollination and dispersal Slow growth of the young plants to maturity ... pathogen or be able to survive if climate conditions change. Suggest a biological reason for each of the following. A) growing plants from cuttings ...

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... some parts of the virus get destroyed by chemicals, physical factors or biological mechanisms. It requires permanent changes to the proteins, lipid ... its target cells or to replicate inside them. Typical inactivating agents (such as detergents) denature viral proteins, dissolve the lipid envelope ...

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... and repair systems are remarkably effective at removing these non-biological sources of mutation. For example, consider that the E. coli cell ... a wide variety of repair systems to prevent or correct DNA damage from agents that include superoxides, alkylating chemicals and irradiation (33). ...

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... are larger and very complex modified proteins derived from living biological materials, such as antibodies, hormones, or enzymes. One method ... The doctors targeted with these biologics by the makers of these agents are nephrologists and oncologists, as anemia is often seen in their ...

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