Classification and Evolution

Question 1

what is biological classification

Answer 1

process of sorting living things into groups

Question 2

what is phylogeny

Answer 2

.study of the evolutionary relationships between organisms
.seen in evolutionary tree

Question 3

what are the 5 kingdoms

Answer 3

prokaryotae
protoctista
fungi
plantae
animalia

Question 4

what is the taxonomic hierarchy

Answer 4

domain
kingdom
phylum
class
order
family
genus
species

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Question 4

what is a species

Answer 4

group of individuals that can breed and make fertile offspring

Question 5

what is the bionomial (2 name) system

Answer 5

.uses genus and species name
.given a universal name to avoid confusion
.first letter is capital and should be underlined

Question 6

how is biochemistry used in classification

Answer 6

.biochemical molecules are found in all living things but arent identical
.we determine evolutionary relationships
.e.g cytochrome c’s or DNA/RNA amino acid sequence varies between species
.same = closely related
.different = not close
.more differenence = less close