Answers 24 - 25 CR - Biology B 0411KBFactors Affecting Biological Diversity-Standard Bio 4.4

Methods of Classification Answers

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Which taxonomic group includes kingdoms and all other levels of taxonomy?

phylum

domain

genus

species

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Which type of evidence is least likely to result in changes to a phylogenetic tree?

DNA sequencing

fossil record

discovery of new species

physical characteristics

Which identifies the main purpose of biological taxonomy?

classify organisms by using common names for easy identification of species by scientists

create phylogenetic trees that organize species based only on physical characteristics

use a systematic method to name, organize, and show relationships among species

create common names that can be applied to multiple organisms found in different regions

Why do classification systems change over time?

Scientists find new evidence in their studies.

Scientists use old methods of classification.

Scientists repeat experiments and find no changes.

Scientists find similar evidence to previous work.

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