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62問 • 1年前
  • Kristina Cassandra Racoma
    • 通報

    問題一覧

  • 1

    Taxonomic classification groups organisms according to their .

    relatedness

  • 2

    are the characters used to classify organisms according to their taxonomic groups.

    Taxonomic traits

  • 3

    Two general categories of taxonomic characters

    Ancestral traits Derived traits

  • 4

    are evolutionary traits that are homologous within groups of organisms.

    Ancestral traits

  • 5

    are characters that are present in a species but absent in their ancestor. This can also apply to the opposite where structures are absent in an organism, but were present in its ancestors.

    Derived traits

  • 6

    Taxonomic evidence for classification

    Morphological, Developmental, Physiological, Genetic trait

  • 7

    refer to the set of physical features of living organisms.

    morphological

  • 8

    refer to the set of developmental features that can be used for the classification of organisms.

    Developmental traits

  • 9

    are mainly focused on the functional features of the structures.

    Physiological traits

  • 10

    refer to specific sequences of the DNA molecule in organisms.

    Genetic traits

  • 11

    widely known as the father of taxonomy

    Carl Linnaeus

  • 12

    unit for the classification of organisms

    taxon or taxa

  • 13

    describes a certain set of organisms that have been grouped together on the basis of their similarities.

    taxon or taxa

  • 14

    there are eight major taxonomic ranks

    domain, kingdom, phylum, class, order, family, genus, species

  • 15

    separates organisms into the three-domain system, includes the Eukarya, Bacteria, and Archaea

    domain

  • 16

    refers to the broadest classification that follows domains. Plants, animals, and fungi are classified into their own kingdoms

    kingdom

  • 17

    refers to the rank that follows a kingdom. This refers to the broad classifications of organisms that share common characteristics

    Phylum

  • 18

    scientists follow specific steps in order to establish the identity and uniqueness of these newly-discovered or newly-identified organisms.

    comparison and description, molecular evidence analysis, naming, classification

  • 19

    uses two names to refer to a species

    binomial nomenclature

  • 20

    A binomial name is made up of two words, which include

    genus name and the specific epithet.

  • 21

    The names for both genus and specific epithet are usually derived from

    Latin

  • 22

    refers to the person who first used the scientific name

    Authority

  • 23

    governs the naming of animals.

    International Code of Zoological Nomenclature (ICZN)

  • 24

    governs the naming of the groups mentioned.

    International Code of Nomenclature for Algae, Fungi, and Plants (ICN)

  • 25

    Classifying organisms into hierarchical ranks and giving them binomial names have several benefits.

    uniqueness uniformity and organization

  • 26

    refers to the degree of variation among species in a given ecosystem

    Species diversity

  • 27

    tends to increase with the presence of a greater number of individuals that belong to different taxonomic groups.

    Species diversity

  • 28

    there are several ways of measuring species diversity in an ecosystem

    Species richness, Species abundance, Species evenness, Species dominance

  • 29

    refers to the number of unique species present in a specific area

    Species richness

  • 30

    refers to the total number of individuals that belong to one distinct species.

    Species abundance

  • 31

    measures the diversity of species while considering the abundance of each species within the ecosystem

    Species evenness

  • 32

    refers to the relative importance of a species related to the degree of influence it has on ecosystem components

    Species dominance

  • 33

    the one that has the highest abundance value

    dominant species

  • 34

    a branch of taxonomy that deals with the categorization or classification of species based on their shared traits.

    Cladistics

  • 35

    Cladistic analysis was started in the 1960s by ___ who is considered as the founder of phylogenetic systematics

    Willi Hennig

  • 36

    diagrams that propose a hypothesis for the relatedness between species based on their shared characteristics.

    Cladogram

  • 37

    cladistic terms that are used to describe different character states in the cladogram

    Plesiomorphy, Apomorphy, Homoplasy

  • 38

    is an event where ancestral traits were retained in one or more taxa throughout evolution.

    Plesiomorphy

  • 39

    is an event where derived characters were used to define specific clades in the cladogram. Most of the time, this allows the separation of one group to another due to the presence or absence of derived traits.

    Apomorphy

  • 40

    Apomorphic characters can be classified as

    autapomorphic or synapomorphic

  • 41

    refers to an event where a character is shared by at least two organisms but tends to be absent in common ancestors.

    Homoplasy

  • 42

    shows the relationships between organisms or clades based on their shared characteristics.

    cladogram

  • 43

    refer to the endpoints of a cladogram. These show the species/clades/groups that the cladogram is focusing on.

    Terminal nodes

  • 44

    indicated at the end of the terminal nodes. Their location and placement can provide points of comparison between different groups.

    clades or species

  • 45

    Lines that lead to the terminal nodes

    Terminal branches

  • 46

    species or clade that is considered to be distant to the other clades in the cladogram in terms of characteristics.

    Outgroups

  • 47

    are not outgroups and are the ones that are compared by the cladogram. These are often more closely-related compared to the outgroup.

    ingroups

  • 48

    the forks in the branches of a cladogram. These represent divergences between the groups, which can be traced by looking at the branches.

    Nodes

  • 49

    branches that lead to the nodes

    internodes

  • 50

    uses genetic sequences to assess the evolutionary relationships between different taxa

    phylogenetic tree

  • 51

    Parts of a cladogram

    Terminal nodes, Clades/Species, Terminal branches, Outgroups, Ingroups, Nodes, Internodes

  • 52

    Parts of a phylogenetic tre

    root, nodes, branches, branch length, clade

  • 53

    found at the base. This represents the ancestor of all species or clades that are represented in the tree.

    Roots

  • 54

    shows a bifurcation or a splitting of branches. This split indicates a divergence. Consequently, this also represents a common ancestor between the taxa that branch out from the node.

    Nodes

  • 55

    originate from the root and lead to nodes or the ends of the tree itself. These ___ when traced, indicate the lineages and evolutionary histories of the clades in question.

    branches

  • 56

    It represents evolutionary time

    Branch length

  • 57

    the groups or species that are analyzed in a phylogenetic tree and are found at the terminal ends.

    clade

  • 58

    Phylogenetic trees usually have ____ that indicate the splitting of evolutionary lineages that lead to the formation of different species or clades. W

    bifurcations

  • 59

    Branch of biology that names and group organisms according to their characteristics and evolutionary history

    taxonomy

  • 60

    The first person to group or classify organisms was the Greek teacher & philosopher.

    Aristotle

  • 61

    Carolus Linnaeus devised a new classification system based on

    morphology

  • 62

    Modern taxonomy organizes living things in the context of

    Evolution

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    e-tech

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    e-tech

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    chemistry

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    health and nutrition

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    LESSON 1

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    LESSON 1

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    hhh

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    physics

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    問題一覧

  • 1

    Taxonomic classification groups organisms according to their .

    relatedness

  • 2

    are the characters used to classify organisms according to their taxonomic groups.

    Taxonomic traits

  • 3

    Two general categories of taxonomic characters

    Ancestral traits Derived traits

  • 4

    are evolutionary traits that are homologous within groups of organisms.

    Ancestral traits

  • 5

    are characters that are present in a species but absent in their ancestor. This can also apply to the opposite where structures are absent in an organism, but were present in its ancestors.

    Derived traits

  • 6

    Taxonomic evidence for classification

    Morphological, Developmental, Physiological, Genetic trait

  • 7

    refer to the set of physical features of living organisms.

    morphological

  • 8

    refer to the set of developmental features that can be used for the classification of organisms.

    Developmental traits

  • 9

    are mainly focused on the functional features of the structures.

    Physiological traits

  • 10

    refer to specific sequences of the DNA molecule in organisms.

    Genetic traits

  • 11

    widely known as the father of taxonomy

    Carl Linnaeus

  • 12

    unit for the classification of organisms

    taxon or taxa

  • 13

    describes a certain set of organisms that have been grouped together on the basis of their similarities.

    taxon or taxa

  • 14

    there are eight major taxonomic ranks

    domain, kingdom, phylum, class, order, family, genus, species

  • 15

    separates organisms into the three-domain system, includes the Eukarya, Bacteria, and Archaea

    domain

  • 16

    refers to the broadest classification that follows domains. Plants, animals, and fungi are classified into their own kingdoms

    kingdom

  • 17

    refers to the rank that follows a kingdom. This refers to the broad classifications of organisms that share common characteristics

    Phylum

  • 18

    scientists follow specific steps in order to establish the identity and uniqueness of these newly-discovered or newly-identified organisms.

    comparison and description, molecular evidence analysis, naming, classification

  • 19

    uses two names to refer to a species

    binomial nomenclature

  • 20

    A binomial name is made up of two words, which include

    genus name and the specific epithet.

  • 21

    The names for both genus and specific epithet are usually derived from

    Latin

  • 22

    refers to the person who first used the scientific name

    Authority

  • 23

    governs the naming of animals.

    International Code of Zoological Nomenclature (ICZN)

  • 24

    governs the naming of the groups mentioned.

    International Code of Nomenclature for Algae, Fungi, and Plants (ICN)

  • 25

    Classifying organisms into hierarchical ranks and giving them binomial names have several benefits.

    uniqueness uniformity and organization

  • 26

    refers to the degree of variation among species in a given ecosystem

    Species diversity

  • 27

    tends to increase with the presence of a greater number of individuals that belong to different taxonomic groups.

    Species diversity

  • 28

    there are several ways of measuring species diversity in an ecosystem

    Species richness, Species abundance, Species evenness, Species dominance

  • 29

    refers to the number of unique species present in a specific area

    Species richness

  • 30

    refers to the total number of individuals that belong to one distinct species.

    Species abundance

  • 31

    measures the diversity of species while considering the abundance of each species within the ecosystem

    Species evenness

  • 32

    refers to the relative importance of a species related to the degree of influence it has on ecosystem components

    Species dominance

  • 33

    the one that has the highest abundance value

    dominant species

  • 34

    a branch of taxonomy that deals with the categorization or classification of species based on their shared traits.

    Cladistics

  • 35

    Cladistic analysis was started in the 1960s by ___ who is considered as the founder of phylogenetic systematics

    Willi Hennig

  • 36

    diagrams that propose a hypothesis for the relatedness between species based on their shared characteristics.

    Cladogram

  • 37

    cladistic terms that are used to describe different character states in the cladogram

    Plesiomorphy, Apomorphy, Homoplasy

  • 38

    is an event where ancestral traits were retained in one or more taxa throughout evolution.

    Plesiomorphy

  • 39

    is an event where derived characters were used to define specific clades in the cladogram. Most of the time, this allows the separation of one group to another due to the presence or absence of derived traits.

    Apomorphy

  • 40

    Apomorphic characters can be classified as

    autapomorphic or synapomorphic

  • 41

    refers to an event where a character is shared by at least two organisms but tends to be absent in common ancestors.

    Homoplasy

  • 42

    shows the relationships between organisms or clades based on their shared characteristics.

    cladogram

  • 43

    refer to the endpoints of a cladogram. These show the species/clades/groups that the cladogram is focusing on.

    Terminal nodes

  • 44

    indicated at the end of the terminal nodes. Their location and placement can provide points of comparison between different groups.

    clades or species

  • 45

    Lines that lead to the terminal nodes

    Terminal branches

  • 46

    species or clade that is considered to be distant to the other clades in the cladogram in terms of characteristics.

    Outgroups

  • 47

    are not outgroups and are the ones that are compared by the cladogram. These are often more closely-related compared to the outgroup.

    ingroups

  • 48

    the forks in the branches of a cladogram. These represent divergences between the groups, which can be traced by looking at the branches.

    Nodes

  • 49

    branches that lead to the nodes

    internodes

  • 50

    uses genetic sequences to assess the evolutionary relationships between different taxa

    phylogenetic tree

  • 51

    Parts of a cladogram

    Terminal nodes, Clades/Species, Terminal branches, Outgroups, Ingroups, Nodes, Internodes

  • 52

    Parts of a phylogenetic tre

    root, nodes, branches, branch length, clade

  • 53

    found at the base. This represents the ancestor of all species or clades that are represented in the tree.

    Roots

  • 54

    shows a bifurcation or a splitting of branches. This split indicates a divergence. Consequently, this also represents a common ancestor between the taxa that branch out from the node.

    Nodes

  • 55

    originate from the root and lead to nodes or the ends of the tree itself. These ___ when traced, indicate the lineages and evolutionary histories of the clades in question.

    branches

  • 56

    It represents evolutionary time

    Branch length

  • 57

    the groups or species that are analyzed in a phylogenetic tree and are found at the terminal ends.

    clade

  • 58

    Phylogenetic trees usually have ____ that indicate the splitting of evolutionary lineages that lead to the formation of different species or clades. W

    bifurcations

  • 59

    Branch of biology that names and group organisms according to their characteristics and evolutionary history

    taxonomy

  • 60

    The first person to group or classify organisms was the Greek teacher & philosopher.

    Aristotle

  • 61

    Carolus Linnaeus devised a new classification system based on

    morphology

  • 62

    Modern taxonomy organizes living things in the context of

    Evolution