LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

DIVERSITY AMONG LIFE FORMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How are organisms classified?
A
their living environment
B
how they eat
C
ancestry traits
D
physical appearances
Explanation: 

Detailed explanation-1: -Taxonomy is the scientific method of classifying and naming living organisms by grouping them by shared traits or characteristics. This includes morphological (structural) characteristics, the genetic information of the organism, and evolutionary relationships with other species.

Detailed explanation-2: -Taxonomy is the study of relationships between living things and the formal classification of organisms into groups based upon those hypothesized relationships. Organisms are classified based upon their similarities and differences. Think about your own biological relatives.

Detailed explanation-3: -One way of classifying organisms that shows phylogeny is by using the clade. A clade is a group of organisms that includes an ancestor and all of its descendants. Clades are based on cladistics. This is a method of comparing traits in related species to determine ancestor-descendant relationships.

Detailed explanation-4: -When classifying organisms based on genetic analysis, scientists must assume that the more DNA two organisms have in common, the more recently they shared a common ancestor.

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