Biology

Introduction of contaminants into the natural environment that is causing adverse changes in the environment

Distinguishing different types of organisms that considers all relevant criteria

Level in taxonomic rank below kingdom and above Class

Phylum Explanation

In botany the term division has been used instead of phylum

Forming a single branch of the “tree of life” based on the smallest group of individuals with a common ancestor

Other than the holotype or isotype if any specimen is cited in the protologue it is known to be as paratype

The arrangement of organisms forming a category ranking above a genus and below an order

Science which deals with interaction of nutrients and other substances in food in relation to maintenance, growth, reproduction, health and disease of an organism

Nutrition Explanation

This is also including food intake, absorption, assimilation, biosynthesis, […]

The specimen selected to serve as the single type specimen when an original holotype has been lost or destroyed or where the original author never cited a specimen

Classification of organisms according to relationship based on descent from a common ancestor

Mycoplasma bacteria is that lack a cell wall around their cell membrane

Mycoplasma Explanation

Though they do not have cell wall, they are unaffected by many antibiotics such as penicillin or other beta-lactam antibiotics that […]