Curated OER
Life Cycle of a Flowering Plant
The development of the male and female gametes in a plant is illustrated, explaining plant fertilization, pollination, and reproduction. Overall, get a complete picture of the life cycle of a flowering plant with some wonderful details...
Bite Sci-zed
Mitochondrial DNA
Do young scientists know that some traits are only passed down by the mother? Mitochondrial DNA is an interesting phenomenon that provides researchers with a lot of useful information. Scholars learn about the endosymbiotic theory, what...
Bite Sci-zed
Longevity and Telomeres
Why do people age? Scholars explore the concept of telomeres and why they are so important in cells. They learn about the role of telomerase and why it is active in some cells—but not in others. The video also explains why some organisms...
Howard Hughes Medical Institute
X Inactivation
Have you ever wondered why calico cats have such a colorful coat? The process of X inactivation is an interesting phenomenon in females that drives the physical appearance of individuals. Viewers of an intriguing video connect knowledge...
Howard Hughes Medical Institute
Meiosis
Sex chromosomes determine gender, but how? An informative video presentation discusses meiosis with an emphasis on the structure of the sex cells. Viewers learn why the X and Y chromosomes are so important.
Amoeba Sisters
Asexual and Sexual Reproduction
Why do some organisms reproduce sexually, others reproduce asexually, and some both? Biology scholars examine the pros and cons of sexual and asexual reproduction through a short, informative video. The resource offers great examples of...
Amoeba Sisters
Meiosis
Why do siblings often look so different from one another? Discover the process of making gametes using a short video from a large biology playlist. The narrator explains each step while animated chromatids play out the scenario that...
PBS
How Sex Became a Thing
Birds, bees, flowers, trees ... and Funisia dorothea? Biology scholars journey back in time to discover more about the history of sexual reproduction. The video, one of many in a biology playlist, covers our earliest eukaryotic ancestor,...
Bozeman Science
LS3B - Variation of Traits
Make sure your unit on trait variation causes a sensation! Take an in-depth look at standard LS3B, an important component of the Next Generation Science Standards. The narrator discusses methods of delivering the standard to younger...
Teacher's Pet
Mitosis and Meiosis
Use chromosomes in marketing because as you know, sex cells. The video explains both mitosis and meiosis. It focuses on both the similarities and the differences in the process of forming sperm, egg, and zygote.
Teacher's Pet
Stages of Meiosis
During meiosis, one cell divides twice, forming four daughter cells. The video explains the stages of meiosis in great detail. It begins with interphase and DNA replication, meiosis I, meiosis II, and finally the four haploid cells.
SciShow
Why Ferns Have More Chromosomes Than You
Potatoes have more chromosomes than humans. A video explores the number of chromosomes various species have and the theories of the differences. It discusses the process of how genes combine as well as the processes of making extra copies.
SciShow
Twins x Twins = Twins?
If identical twins had children with identical twins, would their children also be twins? The short answer is no, and the video explains why by relating the DNA of siblings to that of identical twins and the long-term implications of the...
Bozeman Science
Chromosomal Inheritance
Scholars see, through a monohybrid cross, how alleles are distributed during meiosis. The video instructor then explores Thomas Hunt Morgan's research on fruit flies, determining that genes are located on chromosomes and showing that...
Bozeman Science
Cell Cycle, Mitosis and Meiosis
If a cell is unable to regulate the cell cycle, wild cell growth may occur, leading to cancer. Learners explore the cell cycle, using mitosis and meiosis to create new cells. Learners walk, simply, through each phase of the cell cycle:...
Crash Course
Meiosis: Where the Sex Starts
The narrator of a short video walk scholars through the beginning steps of meiosis, details how the steps are similar to the stages in mitosis, and then points out the very specific differences in meiosis that for variation...
Bozeman Science
The Sordaria Cross
Scholars briefly review meiosis and then apply these steps, through visuals, to Sordaria, a fungus that can be grown in class to support meiosis. The lesson emphasizes the importance of crossing over in meiosis and shows how to...
Bozeman Science
Phases of Meiosis
Identify the major players of meiosis, which are chromosomes from both mom and dad, sister chromatids, centrosomes, centrioles, and microtubules. The lesson goes on to explore each step of meiosis: interphase, prophase I and...
Bozeman Science
Meiosis
An informative video overviews haploid versus diploid cells, how meiosis, fertilization, and mitosis all work together, how mitosis and meiosis differ in their processes and end results, and concludes with a brief discussion about...
Amoeba Sisters
Mutations: The Potential Power of a Small Change
Are the only mutants you know Ninja Turtles or X-Men? The video explains both gene mutation and chromosome mutation. It includes the subtypes of mutations for each major type, the times when mutations are more likely to happen, and...
Amoeba Sisters
Chromosome Numbers During Division: Demystified!
Your DNA is restless; have you taken your chromosome walking today? A video helps clarify how to count chromosomes during each stage of division for both mitosis and meiosis. It includes a comparison of division and reductive...
Amoeba Sisters
Meiosis: The Great Divide
Learning about meiosis requires your undivided attention. The video covers meiosis including detail about all eight phases. It provides compare-and-contrast examples between meiosis and mitosis.
Curated OER
Genetics
Has your class finished its unit on genetics? Use this resource to provide a quick, encompassing review. Mr. Anderson discusses DNA, RNA, nucleotides, mitosis, meiosis, diploids, haploids, gametes, gene expression, etc. Create a...
Curated OER
Animation of Meiosis
Demonstrate the cell division and phases of meiosis by showing this video clip. An animated cell splits as chromosomes line up and are pulled apart by spindles. Help your young biologists see just how meiosis works.