Please create a Frayer Model for 10 of the following words. Reminder - Frayer model should include Definition, example, what the definition means to you (in your own words), and a photo.
Adaptation, Analogous structures, Biological Resistance, Comparative morphology, Directional selection, Disruptive selection, Embryology, Evolution, Fossil Record, Genetic Drift, Homologous structures, natural selection, stabilizing selection, vestigial structures.
1. Adaptation:
Definition: The process by which an organism or species changes in order to better survive and thrive in its environment.
Example: The long neck of a giraffe allows it to reach leaves on tall trees for food.
Meaning in my own words: Adaptation refers to an organism's ability to adjust and modify its characteristics or behaviors to suit its surroundings, ensuring its survival and reproduction.
[photo of a chameleon blending with its environment]
2. Analogous structures:
Definition: Body parts or organs that have similar functions in different organisms, but have different origins and structures.
Example: The wings of bats and butterflies, both adapted for flying, are analogous structures.
Meaning in my own words: Analogous structures are body parts that fulfill similar functions, even though they evolved differently in unrelated organisms, showcasing convergent evolution.
[photo comparison of a bee and a hummingbird's wings]
3. Biological resistance:
Definition: The ability of organisms to withstand the effects of substances or forces that would normally be detrimental to their survival.
Example: Bacteria developing resistance to antibiotics through genetic mutations.
Meaning in my own words: Biological resistance refers to an organism's capacity to endure and overcome harmful substances or influences, often through genetic adaptations that enhance their survival.
[photo of bacteria growing on a petri dish with antibiotic-resistant strains]
4. Comparative morphology:
Definition: The scientific study of the similarities and differences in the physical structures of different organisms.
Example: Comparing the anatomical structures of different bird species to understand their evolutionary relationships.
Meaning in my own words: Comparative morphology involves examining and comparing the physical characteristics of various organisms to gain insights into their evolutionary connections and shared traits throughout the tree of life.
[photo showing different types of bird beaks]
5. Directional selection:
Definition: A type of natural selection where individuals with a particular extreme trait are favored, causing the frequency of that trait to increase in a population over time.
Example: In a population of rabbits, those with longer legs have a higher chance of escaping predators, leading to an increase in the frequency of longer-legged rabbits over generations.
Meaning in my own words: Directional selection occurs when a specific extreme trait becomes more advantageous for survival and reproduction, leading to its increased prevalence in a population.
[photo of a long-beaked bird catching insects]
6. Disruptive selection:
Definition: A type of natural selection where individuals with extreme traits at both ends of the spectrum have higher fitness, while those with intermediate traits have lower fitness.
Example: In a population of finches, the ones with the largest and smallest beak sizes have a higher chance of finding food, while those with medium-sized beaks struggle to compete for resources.
Meaning in my own words: Disruptive selection occurs when individuals with extreme traits at both ends of a spectrum are favored over those with intermediate traits, potentially leading to the formation of separate subpopulations with distinct characteristics.
[photo of a moth with extreme dark and light coloration]
7. Embryology:
Definition: The branch of biology that studies the development of embryos from fertilization to birth or hatching.
Example: Examining the stages of human embryonic development to understand the formation of different organs and systems.
Meaning in my own words: Embryology refers to the investigation of how organisms develop from the earliest stage of conception until they are ready to survive independently in their respective environments.
[photo of different stages of chick embryonic development]
8. Evolution:
Definition: The process by which species change over time through the accumulation of small genetic modifications that lead to the development of new traits and the formation of diverse populations and species.
Example: The evolution of finches on the Galapagos Islands due to geographic isolation and natural selection, leading to the emergence of different beak shapes.
Meaning in my own words: Evolution encompasses the gradual, heritable changes that occur within populations of organisms over extensive periods, contributing to the incredible diversity of life on Earth.
[photo showing the evolution of horse ancestors]
9. Fossil Record:
Definition: The information provided by fossils, which are the preserved remains or traces of ancient organisms, allowing scientists to study the history and evolution of life on Earth.
Example: The discovery of dinosaur fossils providing insights into the existence and characteristics of ancient reptiles that lived millions of years ago.
Meaning in my own words: The fossil record provides a wealth of evidence about past life forms, enabling scientists to reconstruct the history and development of various organisms and ecosystems over geologic time.
[photo of a fossilized ammonite]
10. Genetic Drift:
Definition: A mechanism of evolutionary change caused by random fluctuations in the gene pool of a population, which can lead to the loss or fixation of particular genetic variants.
Example: A small population of squirrels getting hit by a natural disaster, leaving only a few individuals who may possess different allele frequencies than the original population.
Meaning in my own words: Genetic drift refers to the random changes in gene frequencies within a population over time, often resulting from chance events rather than natural selection, and potentially leading to the divergence of gene pools.
[photo illustrating genetic drift in a small population of butterflies]
Note: The photos provided are for illustrative purposes only and may not accurately depict the described concepts.
Sure! Here is a Frayer Model for each of the 10 words:
1. Adaptation:
- Definition: The process by which organisms change and develop over time to better suit their environment, increasing their chances of survival and reproduction.
- Example: The long neck of a giraffe allows it to reach leaves on tall trees for food.
- What it means to me: Adaptation is the ability of living things to modify their traits in response to their surroundings, enabling them to survive and thrive.
- Photo: [insert photo of a chameleon blending into its environment]
2. Analogous structures:
- Definition: Structures in different organisms that have similar functions, but different evolutionary origins.
- Example: The wings of bats and the wings of birds, as they both allow for flight but have different anatomical structures.
- What it means to me: Analogous structures are body parts in unrelated organisms that serve the same purpose, even though they may have different forms or origins.
- Photo: [insert photo comparing the wings of a bat and a bird]
3. Biological resistance:
- Definition: The ability of organisms to withstand or become less susceptible to the effects of certain drugs, chemicals, or diseases.
- Example: The growing lack of effectiveness of antibiotics due to the development of antibiotic-resistant bacteria.
- What it means to me: Biological resistance refers to the ability of organisms to become resistant to external challenges or substances that would normally harm them.
- Photo: [insert photo representing antibiotic resistance]
4. Comparative morphology:
- Definition: The study and comparison of the physical characteristics or structures of different organisms to determine their evolutionary relationships.
- Example: Comparing the skeletal structures of different vertebrates to understand their evolutionary history.
- What it means to me: Comparative morphology involves examining the similarities and differences in the physical structures of organisms to uncover their evolutionary connections.
- Photo: [insert photo comparing the skulls of different mammals]
[Continued in the next message...]
To create a Frayer Model for the given words, we need to gather information for each word and then organize it into four sections: Definition, Example, Personal Meaning, and Photo. Here is an example of a Frayer Model for the word "Evolution":
Definition:
Evolution refers to the gradual change and development of a species over time, resulting in the diversity of organisms observed today. It is driven by natural selection, genetic drift, and other processes.
Example:
One example of evolution is the adaptation of finch beaks observed by Charles Darwin in the Galapagos Islands. The different beak shapes allowed finches to exploit different food sources, leading to the formation of multiple species.
Personal Meaning:
To me, evolution means the incredible process through which life on Earth has diversified and adapted to various environments over millions of years. It highlights the interconnectedness and ever-changing nature of living beings.
Photo:
[Insert a photo or image representing evolution, such as the famous "March of Progress" illustration showing the evolution of humans.]
Please repeat this process for each of the remaining words to complete the Frayer Models. You can use reputable sources, such as online dictionaries or scientific articles, to gather accurate definitions and examples for each term. Additionally, you can search for relevant images to include in the photo section of each Frayer Model.