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Science! With the Amoeba Sisters

Collection of videos from the Amoeba Sisters (http://www.amoebasisters.com/) aimed to combine humor and real-world relevance to demystify common science concepts and topics.


Life is difficult to define, but there are characteristics of life that can be explored! Join the Amoeba Sisters as they explore several characteristics of life.
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After a polypeptide is produced in protein synthesis, it\'s not necessarily a functional protein yet! Explore protein folding that occurs within levels of protein structure with the Amoeba Sisters! Primary, secondary, tertiary, and quaternary protein structure levels are briefly discussed. Video also mentions chaperonins (chaperone proteins) and how proteins can be denatured.
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This Amoeba Sisters video starts with providing examples of prokaryotes and eukaryotes before comparing and contrasting prokaryotic cells with eukaryotic cells! Free handout at https://www.amoebasisters.com/handouts. More detail about cell structure and organelles can be found in our cells video: https://youtu.be/8IlzKri08kk
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Explore the process of osmosis in this updated Amoeba Sisters video! Video features real life examples of osmosis, important vocab, and introduces concept of water potential and turgor pressure in plant cells.
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After learning about mitosis and meiosis from our individual videos, explore the stages side by side in this split screen video by The Amoeba Sisters! Vocabulary in this video includes chromosome, chromatid, haploid, diploid, crossing over, and homologous chromosomes.
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Viruses (updated)

by Lani deGuia
Explore the lytic and lysogenic viral replication cycles with the Amoeba Sisters! This video also discusses virus structures and why a host is critical for viral reproduction.
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Fermentation

by Lani deGuia
What happens when you can\'t do aerobic cellular respiration because oxygen isn\'t available? Explore fermentation with The Amoeba Sisters! This video focuses on alcoholic fermentation and lactic acid fermentation, and it also mentions how this pathway is different from anaerobic cellular respiration.
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Explore chromosomes and karyotypes with the Amoeba Sisters! This video explains chromosome structure, how chromosomes are counted, why chromosomes are important, and how they can be arranged in a karyotype! This video also tackles a few misconceptions about how chromosomes.
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Explore the cell cycle with the Amoeba Sisters and an important example of when it is not controlled: cancer. Video also mentions cell cycle checkpoints and cell cycle control.
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Explore the parts of the cell membrane with The Amoeba Sisters! Video discusses phospholipid bilayer, cholesterol, peripheral proteins, integral proteins, glycoproteins, and glycolipids - as well as why the surface area to volume ratio is so important in cells.
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Alleles and Genes

by Lani deGuia
Join the Amoeba Sisters as they discuss the terms \"gene\" and \"allele\" in context of a gene involved in PTC (phenylthiocarbamide) taste sensitivity. Note: as mentioned throughout video, the ability to taste PTC may be more complex than a single gene trait. This video serves as an introduction before exploring Punnett squares in our heredity series: https://www.youtube.com/watch?v=fcGDU...
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Explore the steps of transcription and translation in protein synthesis! This video explains several reasons why proteins are so important before explaining the roles of mRNA, rRNA, and tRNA in the steps of protein synthesis! Expand details for contents and resources
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Explore DNA structure/function, chromosomes, genes, and traits and how this relates to heredity! Video can replace old DNA structure & function video and in addition covers foundational concepts of heredity.
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Explore several ecological relationships with The Amoeba Sisters! Ecological relationships discussed include predation, competition, and symbiotic relationships (parasitism, mutualism, and commensalism).
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Explore cell signaling with the Amoeba Sisters! This introductory video describes vocabulary such as ligand and receptor. It includes the stages of cell signaling (reception, transduction, and response) and different types of signaling including autocrine, paracrine, and endocrine. This is just an introduction to a series on signaling that we hope to expand on in the future!
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Gel Electrophoresis

by Lani deGuia
Explore electrophoresis with The Amoeba Sisters! This biotechnology video introduces gel electrophoresis and how it functions to separate molecules by size.
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Explore homeostasis with the Amoeba Sisters and learn how homeostasis relates to feedback in the human body. This video gives examples of negative feedback (temperature and blood glucose regulation) and positive feedback (events in childbirth).
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General Lab Safety

by Lani deGuia
This Amoeba Sisters video introduces science lab safety guidelines. This video includes the discussion of proper lab attire, importance of proper disposal of materials, precautions when heating substances, and the importance of the MSDS (pinned comment note: this term has actually been replaced with SDS). As mentioned throughout the video, these are only general safety guidelines and there are many more that may be applicable to specific labs- always read specific lab guidelines.
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Join the Amoeba Sisters as they compare and contrast asexual reproduction with sexual reproduction.
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Meiosis (updated)

by Lani deGuia
Updated meiosis video. Join the Amoeba Sisters as they explore the meiosis stages with vocabulary including chromosomes, centromeres, centrioles, spindle fibers, and crossing over.
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Endosymbiotic Theory

by Lani deGuia
Explore the endosymbiotic theory with the Amoeba Sisters! This theory explains the development of the eukaryote cell from prokaryote cell symbiosis. Scientific theories are also briefly defined.
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Genetic Drift

by Lani deGuia
Discover what happens when random events meet allele frequencies: genetic drift! This Amoeba Sisters video also discusses the bottleneck and founder effect as well as contrasts genetic drift with natural selection.
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Speciation

by Lani deGuia
Explore speciation with The Amoeba Sisters. This video discusses sympatric and allopatric speciation and covers several types of isolation types including behavioral, temporal, and habitat isolations.
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Classification

by Lani deGuia
Explores classification in biology as well as taxonomy hierarchy: domain, kingdom, phylum, class, order, family, genus, and species with The Amoeba Sisters! This video also discusses the importance of scientific names and why classification can have major changes due to DNA and cell structure evidence.
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Pedigrees

by Lani deGuia
Explore autosomal recessive trait and X-linked recessive trait tracking in pedigrees with the Amoeba Sisters!
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The Amoeba Sisters are singing the 12 Days of Christmas with a biology theme.
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Archaea

by Lani deGuia
What is the domain Archaea? Explore the archaeans with the Amoeba Sisters! This introductory video compares and contrasts characteristics of Archaea with bacteria.
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The word \"theory\" is used very differently in casual everyday life vs. in science. In science, the word \"theory\" means so much more! Learn about what a scientific theory is with The Amoeba Sisters and discover why a scientific theory will never graduate into a scientific law.
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Explore the basics of how antibiotics, antivirals, and vaccines work to help your immune system in the fight against pathogens! This Amoeba Sisters video also briefly introduces the lines of defense in the immune system and discusses how vaccines can be important for \"herd immunity.\"
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Bacteria

by Lani deGuia
Let the Amoeba Sisters introduce you to bacteria! This video explains bacterial structure, reproduction, and how not all bacteria are \"bad!\" Video also briefly mentions endospores, plasmids, and bacteria transformation.
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Protists and Fungi

by Lani deGuia
Get introduced to protists and fungi with the Amoeba Sisters! This video explores basic cell type, mode of feeding, habitat examples, and ecology of both protists and fungi. This video also mentions a few examples of how protists and fungi can be useful- and harmful- to humans.
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Video that explores inheritance passed down on the X chromosome.

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Video showing how to use a Punnett square to solve a Mendelian monohybrid cross with one of the Amoeba Sister's favorite classroom pets: hairless guinea pigs

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Video exploring how ATP is made in 3 steps of aerobic cellular respiration. This also compares this process to photosynthesis and introduces ATP structure. 

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Video showing how the light dependent and light independent cycles work together to create glucose for plants.

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Video that compares vascular and nonvascular plants before jumping into several plant adaptations. Also includes three reactants important for photosynthesis and how plants obtain them.

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Video showing the steps of DNA replication, the enzymes involved, and what it means to be a leading or lagging strand.

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Video that uses real-life examples to discuss the terms hypertonic, hypotonic, and isotonic.

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Video that discusses flower parts, pollination, double fertilization in angiosperms, the importance of pollinators, like bees, and the role they play.

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Video of an introduction to the levels of organization and each of the 11 human organ systems

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Video that discusses gene and chromosome mutations and explore the significance of these changes

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Video on the roles that bacteria plays.

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Video that discusses meiosis and also discusses the differences and similarities with mitosis.

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Video that compares and contrasts RNA with DNA.

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Video that shows the steps of transcription and translation, protein synthesis, and the roles that ribosomes, DNA, and RNA play

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Video comparing and contrasting prokaryotes and eukaryotes.

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Video that discusses virus structure, the lytic cycle, and the lysogenic cycle.

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Video that discusses DNA structure and it's function in the human body.

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Video that discusses the steps of mitosis with some mnemonics for the mitosis phases.

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Video that discusses the reason for mitosis, mnemonics for the phases, and real world examples.

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Video that discusses the importance of the cell cycle and a real life example when it is not controlled: cancer.

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The Biomolecule Band

by Lani deGuia

Video that discusses carbohydrates, lipids, proteins, and nucleic acids as well as the monomers that build them.

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Video that discusses why homeostasis is essential and why the cell membrane oversees this process.

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Enzymes and...Pac-Man?

by Lani deGuia

Video that discusses how enzymes interact with their substrates.

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