Type
Crossword
Description

a behavior that’s been learned from experience or observation learned behavior
anything thag affects the activity of an organism, organ, or tissue stimulus
group of the same species living in the same area population
group of organisms that can only reproduce with one another species
an animal’s response to an external stimulus taxis
to travel from one place to another migrate
to find their way from one place to another navigate
a bright outer covering that is used to warn predators to keep away warning coloration
to process by which organisms with beneficial traits survive and reproduce causing the trait to become more common in a population overtime natural selection
a plants response to external stimulus tropism
intentional breeding of organisms for desired traits in offspring artificial selection
period of inactivity during hot, dry summer months to conserve energy estivation
a period of inactivity and low body temperature that some animals under go during winter months hibernation
characteristics that help an organism survive in certain enviroments adaption
internal and external differences within a species to increase the survival chances genetic variation

evolution Crossword

Type
Crossword
Description

is a trait with a current functional role in the life of an organism that is maintained and evolved by means of natural selection. adaptation
is the relative frequency of an allele (variant of a gene) at a particular locus in a population, expressed as a fraction or percentage allele frequency
evolutionary mechanism that helps members of the same species identify each other as proper mates. behavioral isolation
different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth evolution
the ability to survive to reproductive age, find a mate, and produce offspring. fitness
the set of all genes, or genetic information, in any population, usually of a particular species gene pool
The separation of two populations of the same species or breeding group by a physical barrier, such as a mountain or body of water. geographic isolation
characteristic of an individual that allows it to survive to produce more offspring natural selection
A group of organisms of one species that interbreed and live in the same place at the same time population
splitting of a single evolutionary lineage into two or more genetically independent lineages speciation
any difference between cells variation
genetic isolation achieved due to temporal differences in breeding. temporal isolation

The Theory of Evolution and Natural Selection Crossword

Type
Crossword
Description

any preserved evidence of life from a past geological age, such as the impressions and remains of organisms fossil
an inherited trait which helps an organism survive and reproduce that is maintained and evolved by natural selection adaptation
naturally occurring differences within a species variations
when humans select plants and animals for breeding based upon desired traits selective breeding
a form of an inherited characteristic trait
learned trait, not passed on to offspring acquired trait
naturalist who developed the Theory of Evolution Darwin
islands that Darwin traveled to Galapagos
Darwin studied the differences between the ______ of finches beaks
name of Darwin's ship HMSBeagle
A _______ is all of the individuals of a species living in a an area at the same time population
the process by which populations change over time evolution
a change in genetic material mutation
when an organism makes more offspring than the environment can handle overproduction
when all members of a species have died extinction
evidence that organisms have changed over time can be found in _______, ice or sedimentary rock amber
most recent species from which two different species have evolved common ancestor
the wing of a bat is similar in structure to the _____ of a human arm
genetic information is stored in an organism's _____ DNA
a scientist who studies fossils paleontologist

Natural Selection Crossword

Type
Crossword
Description

the period between the birth of one generation and the birth of the next generation generation time
the formation of new species as a result of evolution speciation
the process by which individuals that are better adapted to their environment survive and reproduce more successfully than less well adapted individuals do natural selection
a characteristic that improves an individuals ability to survive and reproduce in a particular environment adaptation
a group of organisms that are closely related and can mate to produce fertile offsring Species
the process in which inherited characteristics within a population change over generations such that new species sometimes arise Evolution
the trace or remains of an organism that lived long ago, most commonly preserved in sedimentary rock fossil
a historical sequence of life indicated by fossils found in layers of the earths crust fossil record
a genetically determined characteristic trait
the human practice of breeding animals or plants that have certain desired traits selective breeding
any method of determining whether an event or object is older or younger than other events or object relative dating
any method of measuring the age of an object or event in years absolute dating
the theory that explains how large pieces of the Earths outermost layer, called tectonic plates, move and chage shape plates tectonics

Chapter 15 and 16 Review Crossword

Type
Crossword
Description

The process by which modern organisms have descended from ancient organisms evolution
Any inherited characteristic that increases an organism's chance of survival adaptation
Structures that have different mature forms but develop from the same embryonic tissue homologous
Consists of all genes that are present in a population genepool
Change in DNA sequence that is one of the two major sources of genetic variation mutation
When the members of two populations cannot interbreed and produce fertile offspring reproductiveisolation
Occurs during production of gametes and is another source of genetic variation geneshuffling
Formation of a new species speciation
A trait which often has two or more alleles polygenic
Lamarck though that this type of characteristic could be inherited acquired
Type of isolation in which two or more species reproduce at different times temporal
The type of selection in which humans choose most desirable traits for breeding artificial
Isolation in which animals have differences in rituals behavioral
Economist which noted human population will grow faster than space needed to sustain it malthus
Darwin called this the ability of an individual to survive and reproduce in its specific environment fitness
A well-supported testable explanation of natural phenomena theory
Scientist who believed that organisms acquired or lost certain traits during their lifetime lamarck

Natural Selection & Adaptations Crossword

Type
Crossword
Description

a seasonal movement of animals migration
an inherited trait that helps an organism survive adaptation
the process by which species of organisms with traits best suited to their environment are most likely to survive and reproduce natural selection
the struggle among organisms for food and space competition
Even though whales, horses, and bats don't look anything like humans, we actually share a lot in common, like live births & warm-blooded. Scientists think its because we all share a common ___. ancestor
Charles Darwin traveled all over the world on this ship. Beagle
differences in traits in a population of organisms variation
traits can be passed down to offspring through genes heredity
blending in with the environment camouflage
a characteristic of an organism trait
scientist who wrote "On the Origin of Species..." Charles Darwin
Darwin famously described the adaptations of these island birds finches
Darwin observed adaptations on these islands galapagos
organisms develop adaptations that help them survive in their ____. environment
natural selection occurs over many _____. generations
amount of food, water, shelter, etc. that control populations limiting factors
where variations come from mutations
something an organism does behavior
the way an organism is built structural
when an organism looks or behaves like another kind of organism mimicry
the deliberate breeding of plants or animals for desired traits selective breeding
an adaptation that is INSIDE an organism's body internal
an adaptation that is OUTSIDE an organism's body external
A part of some plants that grows underground. It is used as food (energy) storage for the plant during cold seasons. bulb
An internal structure of a plant that resembles tubes. These structures transport water and nutrients from the plant's roots to its stem and leaves. (similar to circulatory systems of animals) xylem
An internal structure of fish that allow them to survive underwater by taking in oxygen through the water. gills
how well an organism is suited to its environment fitness
organisms produce more offspring than can survive in an environment overpopulation
there must be a _____ to survive for selection struggle
An explanation that has a large amount of scientific evidence to support it theory

Natural Selection and Selective Breeding Crossword

Type
Crossword
Description

the process by which forms of life adapt to environmental pressures causing species to survive and reproduce with variations. natural selection
differences within species variations
favorable traits that are passed on to the next generation by breeders or farmers selective breeding
the scientist which theorized about evolution by natural selection charles darwin
the primary organism that charles darwin investigated on the galapagos island finches
adaptations of an organism such as hollow bones, breathing, and feeding types internal structures
organisms have ______________ types of traits desirable
the changing of an organisms color for survival camoflauge
a tool used to identify organisms based on their characteristics dichotomous key
the way an organism changes for survival adaptations

Natural Selection and Adaptation Crossword

Type
Crossword
Description

Any structure, such as a leg or an antenna, that grows out of an animals body APPENDAGE
An inherited behavior that helps an organism survive BEHAVIORALADAPTATION
A key for the identification of organisms based on a series of choices between alternative characters DICHOTOMOUSKEY
Those species that have been brought under human control and that have adapted to life with humans DOMESTICANIMALS
A change in a species over time EVOLUTION
When a species no longer has any living individuals EXTINCTION
A segment of DNA on a chromosome that codes for a specific trait GENES
Response to Earth's gravity, as the growing of roots downward in the ground GEOTROPISM
A tendency to maintain a balanced or constant internal state; the regulation of any aspect of body chemistry, such as blood glucose, around a particular level HOMEOSTASIS
A plant's growth response to water; plant grows towards the water HYDROTROPISM
A change from within an organism, such as hunger and thirst, that causes the organism to respond INTERNALSTIMULUS
A change in a gene or chromosome MUTATION
Changes in genetic traits over many generations based on an organism's ability to survive and reproduce NATURALSELECTION
Anything outside the body that can cause a response in an organism EXTERNALSTIMULUS

Speciation Crossword

Type
Crossword
Description

Current functional role of an organism that is evolved by means of natural selection. Adaptation
Relative frequency at a particular locus in population, expressed as a fraction or percentage. Allele Frequency
Two members of the same species that identify each other as proper mates. Behavioral Isolation
The study of the distribution of species and ecosystems in geographic space. Biogeography
Change over time. Evolution
The ability to survive to reproduce. Fitness
Set of all genetic info in any population. Gene Pool
A population of animals, plants or other organisms that are separated from exchanging genetic material. Geographic Isolation
Differential survival and reproduction of individuals due to differences in phenotype. Natural Selection
All organisms of the same group or species that live in a species geographical area. Population
An isolation that prevents the members of two different species that cross or mate from producing offspring. Reproductive
Evolutionary process in which reproductivly isolated populations evolve to become distinct spcies Speciation
Largest group of organisms in which two individuals are capable of reproducing fertile offspring. Species
An isolation that prevents species from mating because they breed at different times. Temporal
A change in condition, amount, or level. Variation

C5L2 Adaptation and Extinction Crossword

Type
Crossword
Description

Inherited helpful traits that increase an organisms chance of survival and reproduction in a particular environment. Adaptation
When a species becomes extinct when all the individuals of a particular species die off. Extinction
Physical traits of the body that helps organisms survive and reproduce. Structural Adaptation
Humans and natural disasters have destroyed an organisms habitat. Loss of habitat
Coloring that blends in with environment which makes organisms difficult to see. Camouflage
The fewer number of individuals left in a species, the less genetic variations so fewer individuals lead to related creatures. Loss of genetics diversity
When one species looks like another species in order to deceive a predator. mimicry
Sometimes climate change happens so suddenly that a species doesn't have any members with genetic traits that allow survival let alone adaptations. inability to adapt
Patterns of action that help organisms survive and reproduce. Behavioral adaptations
Humans introduces new species to an environment if there isn't consumer to keep that new species in check, it can outcompete the native species and take over. Competition with exotic species

THE THEORY OF EVOLUTION AND NATURAL SELECTION Crossword

Type
Crossword
Description

change in the heritable traits of biological populations over successive generations Evolution
any characteristic of an individual that allows it to survive to produce more offspring Natural Selection
a trait with acurrent functional role in the life of an orangism that is maintained and evolved by natural selection Adaptation
the genetic contribution of an individual to the next generation's gene pool relative to the average for the population Fitness
any preserved evidence of life from a past geological age, such as the impressions and remains of organisms Fossil
structures derived from a common ancestor or same evolutionary or developmental origin Homologous Structure
similar form or function, but that were not present in the last common ancestor of those groups Analogous Structure
a structure in an organism that has lost all or most of its original function in the course of evolution Vestigal Structure
the process whereby organisms not closely related, independently evolve similar traits Convergent Evolution
the accumulation of differences between groups which can lead to the formation of new species Divergent Evolution
the diversification of a group of organisms into forms filling different ecological niches Adaptive Radiation
the intentional breeding of plants and animals Artifical Selection
the influence of closely associated species on each other in their evolution Coevolution