How can we help?

You can also find more resources in our Help Center.

Study sets matching "biology animal evolution"

Study sets
Classes
Users

Study sets matching "biology animal evolution"

25 terms
Animal Biology, diversity and evolution
The spiracles of an insect are used for
The major body cavity is the
An irregular extension of the cytoplas…
ecdysis is
respiration
coelom
flagellum
the molting process of insects
The spiracles of an insect are used for
respiration
The major body cavity is the
coelom
41 terms
Animal Biology-Mammalian Evolution
Sahelanthropus tchadensis
Human vs. Chimpanzee chromosomes
Human vs. chimpanzee chromosomes (23 v…
Ardipithecus ramidus
More like a human ancestor, and not chimp.... Trouble is Sahelan…
23 vs. 24 99.4% DNA identity
• Humans and various members of the great apes show a lot of…
Reconstruction of A. ramidus... The species a combination of v…
Sahelanthropus tchadensis
More like a human ancestor, and not chimp.... Trouble is Sahelan…
Human vs. Chimpanzee chromosomes
23 vs. 24 99.4% DNA identity
24 terms
Animal Biology (Evolution and Speciation)
What is biological evolution?
Evolution occurs in different scales,…
What are the five conditions that must…
Explain why this equilibrium is nearly…
a change in gene or allele frequencies of a population over t…
Microevolution-... Changes in gene frequency in a population fro…
1) No selection - All genotypes must have equal reproductive…
This equilibrium is nearly impossible to achieve do to the fa…
What is biological evolution?
a change in gene or allele frequencies of a population over t…
Evolution occurs in different scales,…
Microevolution-... Changes in gene frequency in a population fro…
35 terms
Biology Animal Evolution
What did animals evolve from?
What are the characteristics of animals?
What percentage of animals are vertebr…
How many animal phyla are there?
Colonial, flagellated protists
Multicellular; Ingestion; Reproduction sexually; Motile phase
3%
33 animal phyla
What did animals evolve from?
Colonial, flagellated protists
What are the characteristics of animals?
Multicellular; Ingestion; Reproduction sexually; Motile phase
155 terms
Exam 1: Evolution and Animal Biology
Evolution
Natural Selection
Individual variation
Competition ("struggle for existence")
Descent with modification; transformation of species through…
The process in which individuals with a particular trait tend…
Members of a population vary in inherited traits
Species produce more offspring than the environment can suppo…
Evolution
Descent with modification; transformation of species through…
Natural Selection
The process in which individuals with a particular trait tend…
67 terms
Animal Biology - Evolution vocab
3 stages of genetic variation
Differential reproduction
Evolution
Natural Selection
Mutation, Cell Division (Myosis), Sexual Reproduction (evolve…
Different rates of production. Those who have a survival adva…
A shift in the gene frequencies over time/Extensive and ongoi…
Populations accumulate favorable characteristics throughout l…
3 stages of genetic variation
Mutation, Cell Division (Myosis), Sexual Reproduction (evolve…
Differential reproduction
Different rates of production. Those who have a survival adva…
64 terms
Biology Plant and Animal Evolution
Bryophyta
Lycophyta
Angiosperm
Gymnosperm
Lack vascular tissue and the dominant stage is the gametophyte
Simple vascular tissue, lacks leaves, have sporangia organize…
Carpals and flowers
Presence of exposed ovules typically organized in a strobilus
Bryophyta
Lack vascular tissue and the dominant stage is the gametophyte
Lycophyta
Simple vascular tissue, lacks leaves, have sporangia organize…
12 terms
Biology: Evolution of Animal Diversity
sponges
cniderian
molluscs
arthropods
sponges
jellyfish, coral, anemone
clams, blanket octopus, conch, cuttlefish, and oysters
horseshoe crabs, lightfoot crab, krill, hermit crab, spiny lo…
sponges
sponges
cniderian
jellyfish, coral, anemone
21 terms
Animal Biology- Evolution
Aristotle
Scala Naturae
Bishop John Ussher
Carl von Linné
(384-322BCE) Scala Naturae
from simplest to most complex
(1581-1656) Using the book of Genesis he determined that crea…
Linnaeus(1707-1788).... System Naturae, 10th (1758)... -Binomial n…
Aristotle
(384-322BCE) Scala Naturae
Scala Naturae
from simplest to most complex
52 terms
Biology: Human and Animal Evolution
First organisms on Earth
Most numerous organisms extinct
Most numerous organisms alive today
Ways to distinguish animals
Invertebrates
Molluscs
Insects
digestive, nervous, muscular, excretory, skeletal, circulator…
First organisms on Earth
Invertebrates
Most numerous organisms extinct
Molluscs
56 terms
Biology, Animal and Plant Evolution
Bryophyte
Vascular, Seed-less
What is a cuticle layer?
What is a Sori?
1. Found where water is available ... 2. Disperse through spores…
1. Has vascular tissue... 2. Requires water for reproduction... 3.…
A waxy layer that protects against water
It contains a cluster of sporangia that produces spores.
Bryophyte
1. Found where water is available ... 2. Disperse through spores…
Vascular, Seed-less
1. Has vascular tissue... 2. Requires water for reproduction... 3.…
20 terms
Biology 172 Animal Evolution
What is an animal?
What does collagen do?
What does a sperm do after fertilizing…
Tissues:
They are:... -multicellular eukaryotes... -heterotrophs- meaning th…
Comprises much of the fibers in connective tissues and is the…
The zygote undergoes rapid cell division called cleavage.
An animal body plans vary according to the organization of th…
What is an animal?
They are:... -multicellular eukaryotes... -heterotrophs- meaning th…
What does collagen do?
Comprises much of the fibers in connective tissues and is the…
17 terms
Biology- Plant and Animal Evolution
Plant adaptations to land (problems an…
Xylem
Phloem
What type of seeds do gymnosperms have?
obtain water and materials- vascular tissue... gravity- true roo…
transports water
transports minerals
Naked
Plant adaptations to land (problems an…
obtain water and materials- vascular tissue... gravity- true roo…
Xylem
transports water
27 terms
Biology - Evolution of Animals
Phylum branch
Porifera
Cnidaria
Nematoda
Porifera, ... Cnidaria, ... Nematoda, ... Mollusca, ... Arthropods, ... Echi…
sponges, asymmetrical
jellies, true tissues, radial
roundworm, basic organ system, bilateral, p body cavity
Phylum branch
Porifera, ... Cnidaria, ... Nematoda, ... Mollusca, ... Arthropods, ... Echi…
Porifera
sponges, asymmetrical
8 terms
Biology Animals' Evolution
Porfiera
Cnidaria (anything that stings
Acoelomates (bilateral)
Nemotoda (bilateral)
Respiration:diffusion... Reproduction: asexual & sexual... Circulat…
Respiration (no lungs): rely on diffusion... Reproduction: asexu…
Respiration: diffusion ... Reproduction: asexual & sexual ... Circu…
Respiration: diffusion/gills... Reproduction: sexual... Circulation…
Porfiera
Respiration:diffusion... Reproduction: asexual & sexual... Circulat…
Cnidaria (anything that stings
Respiration (no lungs): rely on diffusion... Reproduction: asexu…
119 terms
Biology- Animals/Plants/Evolution
Rhodophyta
Phaeophyta
Chlorophyta
Bacillariophyta
Red algae, one of the 3 types of seaweed... • Macroscopic marine…
Brown algae, one of the 3 types of seaweed... • Marine seaweeds-…
Green algae, one of the 3 types of seaweed.... - gave rise to la…
Diatoms- microalgae, closely related to brown algae, ... - Proti…
Rhodophyta
Red algae, one of the 3 types of seaweed... • Macroscopic marine…
Phaeophyta
Brown algae, one of the 3 types of seaweed... • Marine seaweeds-…
12 terms
Biology Chapter 26 Animal Evolution and Diversity
Appendages
Larva
Trochophore
Cartilage
Structure such as legs or antennae that extends from the body…
Immature stage of some organisms
Free-swimming larval stage of an aquatic mollusk
Strong connective tissue that is softer and more flexible tha…
Appendages
Structure such as legs or antennae that extends from the body…
Larva
Immature stage of some organisms
70 terms
Biology, Ch 17, Evolution of Animals
Amniote
Amniotic egg
Amphibian
Animal
- Member of a clade of tetrapods that has an amniotic egg con…
- A shelled egg in which an embryo develops within a fluid-fi…
Member of a class of vertebrate animals that includes frogs a…
A eukaryotic, multicellular, heterotrophic organism that obta…
Amniote
- Member of a clade of tetrapods that has an amniotic egg con…
Amniotic egg
- A shelled egg in which an embryo develops within a fluid-fi…
12 terms
Biology - Classification and Evolution of Animals
binomial system of nomenclature
specific epithet
Order of Classification
a naming system that uses two Latin names, genus and specific…
a word added to the genus name to identify which one of sever…
Domain... Kingdom... Phylum... Class... Order... Family... Genus... Species
binomial system of nomenclature
a naming system that uses two Latin names, genus and specific…
specific epithet
a word added to the genus name to identify which one of sever…
12 terms
Biology Chapter 26: Animal Evolution and Diversity
Appendages
Larva
Trochophore
Cartilage
Structure such as legs or antennae that extends from the body…
Immature stage of some organisms
Free-swimming larval stage of an aquatic mollusk
Strong connective tissue that is softer and more flexible tha…
Appendages
Structure such as legs or antennae that extends from the body…
Larva
Immature stage of some organisms
12 terms
Biology Ch#26 - Animal Evolution and Diversity
appendage
larva
trochophore
cartilage
structure, such as a leg or antenna that extends from the bod…
immature stage of an organism
free-swimming larval stage of an aquatic mollusk
type of connective tissue that supports the body and is softe…
appendage
structure, such as a leg or antenna that extends from the bod…
larva
immature stage of an organism
8 terms
Biology: Continuity and Evolution of Animal life
Cleavage
Superficial Cleavage
Direct Development
Indirect Development
Cleavage is a cell division... During cleavage both, the nucleus…
Centrolecithal eggs or Dreosphila undergo Superficial Cleavag…
When much yolk is present, as in telolecithal eggs, young exh…
Larvae differ from adults and must metamorphose to produce to…
Cleavage
Cleavage is a cell division... During cleavage both, the nucleus…
Superficial Cleavage
Centrolecithal eggs or Dreosphila undergo Superficial Cleavag…
51 terms
Animal Biology Test 1 (Evolution)
Evolution
Evolution scale
Natural Selection
Natural Selection Example
is the variation of the genetic constitution of a population…
Evolution can vary in degree from small shifts in minor genes…
differential contribution of the offspring to the next genera…
Peppered Moth Industrial Revolution (Biston betularia)
Evolution
is the variation of the genetic constitution of a population…
Evolution scale
Evolution can vary in degree from small shifts in minor genes…
35 terms
Biology of Humans "The Evolution of Animals"
According to this phylogenetic tree, a…
According to this phylogenetic tree, t…
According to this phylogenetic tree, c…
According to this phylogenetic tree, c…
arthropods
molluscs
platyhelminths
echinoderms
According to this phylogenetic tree, a…
arthropods
According to this phylogenetic tree, t…
molluscs
56 terms
Biology Chapter 26 Animal Evolution and Diversity
Origins of the invertebrates
Traces of Early Animals
The Ediacaran Fauna
The Cambrian Explosion
several kinds of data support the hypothesis that animals evo…
oldest evidence of multicellular life is from microscopic fos…
fossils for the Ediacara Hills of Australia. They are 565 - 5…
542 million years ago. Cambrian fossils found in Chengjiang C…
Origins of the invertebrates
several kinds of data support the hypothesis that animals evo…
Traces of Early Animals
oldest evidence of multicellular life is from microscopic fos…
29 terms
Animal Biology Exam #3 (Evolution,
Organic Evolution
Pre-Darwinian
Lamarckism- The Inheritance of Acquire…
The classic Lamarckism example
Earth's rock strata record the irreversible, historical change.
fossils as evidence of formal life.
-First scientific evolution... NOT accepted now due to genetic s…
"The giraffe evolved its long neck because its ancestors leng…
Organic Evolution
Earth's rock strata record the irreversible, historical change.
Pre-Darwinian
fossils as evidence of formal life.
42 terms
Biology: Evolution, Ecology, and Animal Behavior
Hardy-Weinberg
Brackish Water
Fitness
Allelopathy
p^2+2pq+q^2 = 1... p+q = 1... p^2 is homozygous dominant... q^2 is hom…
-a mix b/t salt and freshwater found in an estuary... -mangrove…
organism's ability to reproduce and pass on inherited traits…
interference competition that prevents another species compet…
Hardy-Weinberg
p^2+2pq+q^2 = 1... p+q = 1... p^2 is homozygous dominant... q^2 is hom…
Brackish Water
-a mix b/t salt and freshwater found in an estuary... -mangrove…
14 terms
Animal Biology Chapter One (Evolution)
Review and understand the following te…
Which pre-Darwinian theory of evolutio…
What was Lyell's theory of Uniformitar…
What was the role of the Beagle?
• Chromosome - tightly wound bundle of DNA... • Gene - a sequenc…
• Larmarckism - giraffe theory
• Uniformitarianism - laws of physics and chemistry remain th…
• Darwin sailed upon it, around the world and to the Galapago…
Review and understand the following te…
• Chromosome - tightly wound bundle of DNA... • Gene - a sequenc…
Which pre-Darwinian theory of evolutio…
• Larmarckism - giraffe theory
27 terms
Theme 1: Evolution of Plant and Animal Biology
Cytoskeleton, Endomembrane system, Com…
Eukaryote
Cytoskeleton
Micro tubules
All of the items required to be a eukaryote
A domain that contains everything that is not a prokaryote
Has three main functions:... Maintains internal cell structure... A…
The largest of the three cytoskeleton structures, forms hollo…
Cytoskeleton, Endomembrane system, Com…
All of the items required to be a eukaryote
Eukaryote
A domain that contains everything that is not a prokaryote
20 terms
Biology 101 Ch. Evolution of Animals
Invertebrate
Vertebrate
Phylum
Symmetry ... (Asymmetrical, Radial, Bilat…
Animal that lacks a backbone.
Animal with a backbone.
In Linnaean classification, the taxonomic category above class.
...
Invertebrate
Animal that lacks a backbone.
Vertebrate
Animal with a backbone.
46 terms
Biology plants, animals, evolution test
spontaneous generation
speciation
adaptation
xylem
The sudden emergence of living organisms from non-living mate…
the formation of new species
Traits that make organisms well suited to living and reproduc…
conducts water and mineral from the roots upward to the rest…
spontaneous generation
The sudden emergence of living organisms from non-living mate…
speciation
the formation of new species
24 terms
Evolution, Ecology and Animal Behavior - Biology
A student observes a population of 100…
Which of the following are best charac…
Which female shows a higher rate of fi…
A species of desert plant secretes a c…
0.70... The equation for the Hardy-Weinberg equilibrium is: p2…
A mangrove leading to an estuary.... Brackish water means a mix…
A female who has 3 offspring and they all live.... Fitness is b…
Allelopathy... Allelopathy is type of interference competition,…
A student observes a population of 100…
0.70... The equation for the Hardy-Weinberg equilibrium is: p2…
Which of the following are best charac…
A mangrove leading to an estuary.... Brackish water means a mix…
50 terms
Biology: Evolution, Classification and Simple Animals
Traditional Classification
Binomial Nomenclature
Systematic
Taxa
A was of organizing living things
Classification species with a two part name
Organize organisms into meaningful groups
Group or level or organization
Traditional Classification
A was of organizing living things
Binomial Nomenclature
Classification species with a two part name
Biology 102 - Chapter 24: Animal Evolution - The Invertebrates
invertebrates
animals
bilateral symmetry
cephalization
Animal that does not have a backbone.
Multicelled heterotrophs with unwalled cells; are motile duri…
Having paired structures so that right and left halves are mi…
Evolutionary process whereby nerve and sensory cells become c…
invertebrates
Animal that does not have a backbone.
animals
Multicelled heterotrophs with unwalled cells; are motile duri…
40 terms
Biology: Chapter 25 - Animal Evolution; the Chordates
amniote
chordate
endoskeleton
lancelet
vertebrate with a unique type of waterproof egg that allows e…
animal with an embryo that has a notochord, dorsal nerve cord…
internal skeleton made up of hardened components such as bones
invertebrate chordate that has a fishlike shape and retains a…
amniote
vertebrate with a unique type of waterproof egg that allows e…
chordate
animal with an embryo that has a notochord, dorsal nerve cord…
12 terms
Biology-25.2-Animal Body Plans and Evolution-Animals
radial symmetry
bilateral symmetry
endoderm
mesoderm
Body plan in which body parts repeat around the center of the…
Body plan in which only a single, imaginary line can divide t…
innermost germ layer; develop into the linings of the digesti…
Gives rise to most of skeleton; muscles; circulatory system;…
radial symmetry
Body plan in which body parts repeat around the center of the…
bilateral symmetry
Body plan in which only a single, imaginary line can divide t…
13 terms
BIOLOGY FINAL EXAM: ANIMAL CLASSIFICATION AND EVOLUTION
The phylums of animal kingdom
The types of symmetry
Acoelomate
Coelomate
Porifera... Cnidaria ... Nematoda ... Mollusca ... Arthropoda ... Echinoderm…
1. Asymmetrical: No symmetry... 2. Radial symmetry: If you slice…
No body cavity
Body cavity
The phylums of animal kingdom
Porifera... Cnidaria ... Nematoda ... Mollusca ... Arthropoda ... Echinoderm…
The types of symmetry
1. Asymmetrical: No symmetry... 2. Radial symmetry: If you slice…
7 terms
Biology - Animal Evolution and Diversity - Chapter 26 - Vocabulary 26.3 (Primate Evolution)
binocular vision
anthropoid
prehensile tail
hominoid
The ability to merge visual images from both eyes, thereby pr…
humanlike primates, monkeys, great apes and humans
long tail that can coil tightly enough around a branch
group of anthropoids that includes gibbons, orangutans, goril…
binocular vision
The ability to merge visual images from both eyes, thereby pr…
anthropoid
humanlike primates, monkeys, great apes and humans
51 terms
Animal Evolution
animals
development
differentiation
animal movement
- multicellular... - heterotrophic... - sexual reproduction (mostly)
enlarging mass of cells that divide to grow
cells become specialized and different from each other
nervous tissue and muscular tissue work together
animals
- multicellular... - heterotrophic... - sexual reproduction (mostly)
development
enlarging mass of cells that divide to grow
32 terms
Biology: Chapter 26: Animal Evolution and Diversity
Oldest fossil record
Cambrian explosion
Cenozoic era
Mesozoic era
600mya fossil evidence indicates that the first animals began…
542mya, explosion of life on earth
65mya-today, age of mammals
252-65mya, age of reptiles
Oldest fossil record
600mya fossil evidence indicates that the first animals began…
Cambrian explosion
542mya, explosion of life on earth
49 terms
Campbell Essential Biology; Ch. 17 The Evolution of Animals
Animals
Animal Characteristics
Blastula
Gastrula
Are eukaryotic, multicellular, heterotrophic organisms that o…
1.) Possess muscle and nerve cells... 2.) Capable of locomotion…
Early embryonic stage, that is a hollow ball of cells.
Occurs when one side of the blastula folds inward.... -Develops…
Animals
Are eukaryotic, multicellular, heterotrophic organisms that o…
Animal Characteristics
1.) Possess muscle and nerve cells... 2.) Capable of locomotion…
74 terms
Biology M01, Campbell Essential Biology, Chapter 17: Evolution of Animals
animal
Blastula
Larva
Metamorphosis
A eukaryotic, multicellular, heterotrophic organism that obta…
An embryonic stage they marks the end of cleavage during anim…
A free-living sexually immature form in some animal life cycl…
Transformation from larva into adult
animal
A eukaryotic, multicellular, heterotrophic organism that obta…
Blastula
An embryonic stage they marks the end of cleavage during anim…
20 terms
Biology : Chapter 26 - Animal Evolution and Diversity
When did the first animals evolve?
What does the cladogram of invertebrat…
Appendage
Larva
...
...
...
...
When did the first animals evolve?
...
What does the cladogram of invertebrat…
...
39 terms
Animal Evolution
random facts
animal
tissues
embryonic development in aminals
-most animals marine... -terrestrial habitats problem b/c dessic…
1. multicellular heterotrophic eukaryotes... 2. no cell walls... 3.…
groups of similar cells that act as a functional unit
-most reprod sexually (diploid stage dominate life cycle)... 1.…
random facts
-most animals marine... -terrestrial habitats problem b/c dessic…
animal
1. multicellular heterotrophic eukaryotes... 2. no cell walls... 3.…
11 terms
Evolution of Play - Animal Behaviour, Biology 345
What is the definition of play?
In what sort of animals is play widesp…
What are the 3 general categories of p…
What is object play? What does it do?
'Play is all motor activity performed postnatally that appear…
rodents, ungulates, carnivores, pinnipeds, primates, large bo…
1. object play... 2. locomotor play... 3. social play
grasping or carrying.... provides increased motor skills in prey…
What is the definition of play?
'Play is all motor activity performed postnatally that appear…
In what sort of animals is play widesp…
rodents, ungulates, carnivores, pinnipeds, primates, large bo…
44 terms
Unit 5 Biology - Evolution and Animal Behavior
darwin
lamarck
lyell
malthus
galapagos islands, father of evolution, natural selection
linked diversity to environment adaptation, first biologist t…
uniformitarianism
"original darwin" humans have a survival of the fittest (fami…
darwin
galapagos islands, father of evolution, natural selection
lamarck
linked diversity to environment adaptation, first biologist t…
Animal Biology: Chapter 15: Darwin and Evolution
Linnaeus: Mid-eighteenth century
Count Buffon: Mid-eighteenth century
Cuvier: Late-Eighteenth century
Lamark
believed in the fixity of species (Each species had: An ideal…
A French naturalist; Wrote a 44-volume catalog of all known p…
French vetebrate zoologist; First to use comparative anatomy…
***First to state that decent with modification occurs and th…
Linnaeus: Mid-eighteenth century
believed in the fixity of species (Each species had: An ideal…
Count Buffon: Mid-eighteenth century
A French naturalist; Wrote a 44-volume catalog of all known p…
21 terms
Biology 25.2 Animal Body Plans and Evolution
Radial Symmetry
Bilateral Symmetry
Endosperm
Mesoderm
Body parts extend from a central point
Left and Right sides mirror images, with front and back ends…
The innermost layer
The middle layer
Radial Symmetry
Body parts extend from a central point
Bilateral Symmetry
Left and Right sides mirror images, with front and back ends…
32 terms
Biology: Chapter 26: Animal Evolution and Diversity
Oldest fossil record
Cambrian explosion
Cenozoic era
Mesozoic era
600mya fossil evidence indicates that the first animals began…
542mya, explosion of life on earth
65mya-today, age of mammals
252-65mya, age of reptiles
Oldest fossil record
600mya fossil evidence indicates that the first animals began…
Cambrian explosion
542mya, explosion of life on earth
23 terms
Biology 1001 Lecture 19 Animal Evolution
Heterotrophic Organisms Need?
Mobile Animals need?
Evolution of Early Invertabreas
Radial Symetry
- Digestive System... - Sense Organs
- Circulatory System... - Musculo Skeletal Sysytem
Multicellular --> (Radial Symetry) Bilateral Symetry --> ( co…
Medule, Anenome, Jellyfish... - Closed digestive system... - hydros…
Heterotrophic Organisms Need?
- Digestive System... - Sense Organs
Mobile Animals need?
- Circulatory System... - Musculo Skeletal Sysytem
1 of 10