In this Interactive Lecture Demonstration, students will predict the main issues that …
In this Interactive Lecture Demonstration, students will predict the main issues that might be included in short French language videos treating topics such as endangered species, organic farming, the effect of aerosols on the environment, pollution and sustainable development. They will then view short videos on the topics and reflect on how their prior assumptions meshed with reality.
"Babies and young children are like the R&D division of the human …
"Babies and young children are like the R&D division of the human species," says psychologist Alison Gopnik. Her research explores the sophisticated intelligence-gathering and decision-making that babies are really doing when they play.
Commercial fishing nets often trap "unprofitable" animals in the process of catching …
Commercial fishing nets often trap "unprofitable" animals in the process of catching target species. In this activity, students experience the difficulty that fishermen experience while trying to isolate a target species when a variety of sea animals are found in the area of interest. Then the class discusses the large magnitude of this problem. Students practice data acquisition and analysis skills by collecting data and processing it to deduce trends on target species distribution. They conclude by discussing how bycatch impacts their lives and whether or not it is an important environmental issue that needs attention. As an extension, students use their creativity and innovative skills to design nets or other methods, theoretically and/or through hands-on prototyping, that fisherman could use to help avoid bycatch.
Bycatch, the unintended capture of animals in commercial fishing gear, is a …
Bycatch, the unintended capture of animals in commercial fishing gear, is a hot topic in marine conservation today. The surprisingly high level of bycatch about 25% of the entire global catch is responsible for the decline of hundreds of thousands of dolphins, whales, porpoises, seabirds and sea turtles each year. Through this curricular unit, students analyze the significance of bycatch in the global ecosystem and propose solutions to help reduce bycatch. They become familiar with current attempts to reduce the fishing mortality of these animals. Through the associated activities, the challenges faced today are reinforced and students are stimulated to brainstorm about possible engineering designs or policy changes that could reduce the magnitude of bycatch.
The major figures in American national politics in 1838 are gently satirized, …
The major figures in American national politics in 1838 are gently satirized, each characterized as riding a favorite issue or "hobbyhorse." At the lead (far left) is President Martin Van Buren, riding a horse "Sub-Treasury," which he calls his "Old Hickory nag." The artist refers to Van Buren's independent treasury program, a system whereby federal funds were to be administered by revenue-collecting agencies or local "sub-treasuries" rather than by a national bank. The Independent Treasury Bill was perceived as an outgrowth of predecessor Jackson's anti-Bank program. Another hobbyhorse, "United States Bank" (center), is shared by Whig senators Henry Clay and Daniel Webster, leaders of congressional opposition to Jackson and Van Buren's respective fiscal agendas. Clay says, "Either you or I must get off Dan, for this horse wont carry double!" Webster responds, "Dash my Whig if I get off Hal!" Directly behind Van Buren Democratic Senator Thomas Hart Benton rides a horse "Specie Currency," an allusion to Benton's championing of hard money economics. Benton was identified with administration efforts to curb the use of currency in favor of "specie" or coin, and to increase the ratio of gold to silver in circulation. He says, "My Golden Poney carries more weight than any of them!" Behind Clay and Webster is South Carolina senator John C. Calhoun, advocate of state's rights and the driver of Southern nullification of the "Tariff of Abominations." On the right are William Henry Harrison, in military uniform and riding an "Anti-Masonic" hobby, and Massachusetts Congressman John Quincy Adams on his "Abolition" mount. Harrison's horse is named after the party which supported his 1836 bid for the Presidency. When he says, ". . . unless there is another Morgan abduction, I'm afraid he'll [the horse] lose his wind!" he alludes to the suspicious 1826 death of William Morgan (purportedly at the hands of Masons) which fueled considerable anti-Masonic sentiment in the United States. Adams laments, "This horse, instead of being my Topaz, is my Ebony." |Entd . . . 1838 by H.R. Robinson.|Printed & publd. by H.R. Robinson, 52 Cortlandt St. N.Y.|Signed with monogram: C (Edward Williams Clay).|The print was registered for copyright on March 16, 1838.|Title appears as it is written on the item.|Blaisdell and Selz, no. 16.|Davison, no. 104.|Weitenkampf, p. 53.|Forms part of: American cartoon print filing series (Library of Congress)|Published in: American political prints, 1766-1876 / Bernard F. Reilly. Boston : G.K. Hall, 1991, entry 1838-1.
These images from the Smithsonian Institution depict Nancy Knowlton's work with snapping …
These images from the Smithsonian Institution depict Nancy Knowlton's work with snapping shrimp in Panama. Knowlton found that the closing of the isthmus -- dividing the Pacific Ocean from the Caribbean -- resulted in new species of shrimp.
This video provides a detailed description of the habitat of the American …
This video provides a detailed description of the habitat of the American Pika and how this organism may serve as a climate indicator species because they have a relatively narrow ecological niche and specialized habitat.
Because small mammals are prey species, they do not take to intensive …
Because small mammals are prey species, they do not take to intensive conditions of surgery and hospitalisation very readily. Those that are handled very frequently by their owners are more bonded with humans and better surgical subjects as a result. Rodents and rabbits are particularly susceptible to the surgical complications of dehydration (blood and fluid loss), core temperature depression, hypovolaemic shock, ileus and renal and respiratory depression.
This resource is a video abstract of a research paper created by …
This resource is a video abstract of a research paper created by Research Square on behalf of its authors. It provides a synopsis that's easy to understand, and can be used to introduce the topics it covers to students, researchers, and the general public. The video's transcript is also provided in full, with a portion provided below for preview:
"In the absence of oxygen, some prokaryotes can degrade organic matter via anaerobic digestion. This occurs in natural settings, like wetlands, and industrial ones, like wastewater treatment or biogas production. But what about viruses? Bacteriophages can impact their hosts’ community structure through selective pressure and have been used to influence microbial communities, such as through pathogen control. A recent study examined the virome of anaerobic digestion communities undergoing prophage- inducing environmental stresses. The virome was almost entirely composed of tailed bacteriophages of the order Caudovirales. Metagenome reconstruction revealed 1,092 viral genomes and 120 prokaryotic genomes, and over half of the prokaryotic genomes contained a provirus in their genomic sequence. In general, species of viruses and prokaryotes could be grouped by having similar reactions to stressors. Archaea had the most pronounced reactions to stressors and featured behaviors unique to those species..."
The rest of the transcript, along with a link to the research itself, is available on the resource itself.
Analytical chemistry spans nearly all areas of chemistry but involves the development …
Analytical chemistry spans nearly all areas of chemistry but involves the development of tools and methods to measure physical properties of substances and apply those techniques to the identification of their presence (qualitative analysis) and quantify the amount present (quantitative analysis) of species in a wide variety of settings.
In this seminar you will begin to explore the adaptations of the …
In this seminar you will begin to explore the adaptations of the polar bear and learn how they stay alive in such a harsh environment. You will be thinking interdependently and using the complex reasoning skill of comparing. You will compare the adaptations of one arctic creature to another. Additionally, you will find a way to persuade people to save endangered arctic animals.StandardsStandard - 3.1.4.A5Describe common functions living things share to help them function in a specific environment.
This lesson offers learners the opportunity to understand the importance of nutrition …
This lesson offers learners the opportunity to understand the importance of nutrition in the livestock industry and the differences between species in terms of anatomy, physiology, and nutrient requirements and/or deficiencies. This represents a portion of the Introduction to Agriculture, Food, and Natural Resources (AFNR) series in Nebraska middle and high school agricultural education.
Animals are an important part of the ecosystem. They help to maintain …
Animals are an important part of the ecosystem. They help to maintain the balance of nature by providing food for other animals, by pollinating plants, and by dispersing seeds. Animals are also important to humans, as they provide us with food, clothing, and companionship.However, animals are facing a number of threats, including habitat loss, climate change, and pollution. These threats are causing the decline of many animal species, and some species are even facing extinction.It is important to conserve animals and to protect their habitats so that future generations can enjoy them.
Animals are an important part of the ecosystem. They help to maintain …
Animals are an important part of the ecosystem. They help to maintain the balance of nature by providing food for other animals, by pollinating plants, and by dispersing seeds. Animals are also important to humans, as they provide us with food, clothing, and companionship.However, animals are facing a number of threats, including habitat loss, climate change, and pollution. These threats are causing the decline of many animal species, and some species are even facing extinction.It is important to conserve animals and to protect their habitats so that future generations can enjoy them.
This site is a searchable encyclopedia of thousands of photos, descriptions, sound …
This site is a searchable encyclopedia of thousands of photos, descriptions, sound recordings, and other information about individual animal species. Find out about amphibians, arthropods, birds, fishes, insects, mammals, mollusks, reptiles, and sharks. Explore special features on mammals, skulls, and frog calls. Students are invited to contribute.
Learn about the structure and function of living organisms by drawing an …
Learn about the structure and function of living organisms by drawing an imaginary animal in the Take the Stage game show, ANIMAL SURVIVAL! Viewers become contestants on a game show and are challenged to draw an imaginary animal that could live and survive in either the desert, ocean, or the arctic tundra. When drawing the imaginary animal, the contestants write out two distinct structures and a function for each of the structures that help it survive. Learning Objective: Compare the structures and functions of different species that help them live and survive in a specific environment.
The Ensembl VEP is a powerful tool that allows you to input …
The Ensembl VEP is a powerful tool that allows you to input a list of genetic variants and determines which genes are affected and how. In this webinar, you’ll learn how to use the online VEP tool, which is suitable for analysing short lists of genetic variants, and the offline tool, which allows you to annotate whole genome variant calls.
Who is this course for? This webinar is suitable to any clinical or research scientists who are interested in exploring genetic variants and their effect. In this webinar we will use examples from human clinical data but the VEP tool is available for other species too.
Outcomes By the end of the webinar you will be able to:
Describe the application of VEP Analyse short lists of genetic variants using VEP Annotate variation data
This resource is a video abstract of a research paper created by …
This resource is a video abstract of a research paper created by Research Square on behalf of its authors. It provides a synopsis that's easy to understand, and can be used to introduce the topics it covers to students, researchers, and the general public. The video's transcript is also provided in full, with a portion provided below for preview:
"A recent study published in Acta Neuropathologica Communications has found a potential mechanism for the initiation and development of Parkinson’s disease and it appears red blood cells may be partly to blame. Parkinson’s is a chronic and progressive neurodegenerative disorder commonly associated with tremors, muscle stiffness, and impaired movement. While these symptoms are caused by the deterioration of nerve cells in the brain, the precise cause of the disease is still not fully understood. What is known is that the development of Parkinson’s is associated with the aggregation of toxic forms of a protein named alpha-synuclein (or alpha-syn, for short) in the brain. Recent evidence, however, suggests alpha-syn found in the blood can also be problematic and this has been implicated as a contributor to brain-cell breakdown..."
The rest of the transcript, along with a link to the research itself, is available on the resource itself.
This resource is a video abstract of a research paper created by …
This resource is a video abstract of a research paper created by Research Square on behalf of its authors. It provides a synopsis that's easy to understand, and can be used to introduce the topics it covers to students, researchers, and the general public. The video's transcript is also provided in full, with a portion provided below for preview:
"Human gut microbes are critical for maintaining the integrity of the GI tract, immune system homeostasis, and host energy metabolism. Alterations in this network can have health consequences, including inflammatory bowel disease (IBD). Antibiotic treatment compromises the composition of the gut microbiome, affecting microbial function and resulting in long-lasting detrimental effects on the host. A recent study examined how different antibiotics affect the ability of gut microbes to control intestinal inflammation. Researchers treated mice with antibiotics prior to fecal microbiota transplantation. They found that antibiotic pre-treatment significantly altered the ability of the microbiota to control intestinal inflammation. Streptomycin- and vancomycin-treated microbes failed to control inflammation, and pathobionts associated with IBD thrived. In contrast, microbes treated with metronidazole were able to control inflammation, and beneficial microbial species were enriched..."
The rest of the transcript, along with a link to the research itself, is available on the resource itself.
This resource is a video abstract of a research paper created by …
This resource is a video abstract of a research paper created by Research Square on behalf of its authors. It provides a synopsis that's easy to understand, and can be used to introduce the topics it covers to students, researchers, and the general public. The video's transcript is also provided in full, with a portion provided below for preview:
"Antibiotic resistance is a growing threat to human and animal health, and this problem is accelerated by the transfer of antibiotic resistance genes (ARGs) between individual bacteria. ARGs tend to accumulate in the gut microbes of animals, and they reflect the resistome, or collection of ARGs, of the environment. Thus, one way to monitor the resistome of an environment could be sampling the gut microbiomes of animals. To that end, researchers examined the gut resistomes of two domesticated honeybee species, _Apis cerana_ and _Apis mellifera_. The resistome corresponded most strongly with the honeybee host species, rather than geographic region. The more heavily managed species, _A. mellifera_, carried the most ARGs and had the heaviest load of transferrable ARGs. However, transferrable ARGs were common in the microbiomes from both honeybee species..."
The rest of the transcript, along with a link to the research itself, is available on the resource itself.
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