Observations of organisms include
descriptions of why the organism has certain traits.
descriptions of the number, size, and arrangement of parts of the organism.
conclusions made about the characteristics of an organism.
conclusions made based on an organism’s dna.

Observation of organisms include DESCRIPTION OF THE NUMBER, SIZE AND ARRANGEMENT OF PARTS OF THE ORGANISMS.

Observation refers to the act of obtaining information from the appropriate primary source. Observation is the very first step in the series of steps that are involved in scientific method and it involves the recording of data about an observed natural phenomenon. Observation allows scientists to ask the appropriate scientific questions, to form a suitable hypothesis and to set up relevant experiments that will give appropriate answers to the questions early asked.

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

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