Curated Video
Fertilización
Descubre qué sucede durante la fertilización de las plantas.
Twig - Los procesos de la vida - Las plantas verdes - Fertilización y dispersión
Claves de aprendizaje
Polinización: el polen viaja por un tubo hacia el ovario de...
Curated Video
Tumores: el virus que mata o cura
La historia de un tratamiento pionero que intenta emplear un simple virus para combatir el desarrollo y los devastadores efectos de los tumores cerebrales.
Twig - Biología - Las células y ADN - La defensa inmune
Claves de...
Curated Video
¿Qué es un ciclo de vida?
Los humanos, las ranas y los cardosantos tienen diferentes ciclos vitales.
Twig - Los procesos de la vida - Los procesos vitales - Los ciclos de vida
Claves de aprendizaje
Las etapas de desarrollo desde el nacimiento hasta la...
Curated Video
Reproducción
La reproducción ocurre en todos los animales vivos, ¿pero qué quiere decir esta palabra?
Twig - Los procesos de la vida - Los procesos vitales - La reproducción
Claves de aprendizaje
Los seres vivos se reproducen de diferentes...
Science ABC
What is Evolution: A REALLY SIMPLE and Brief Explanation
Evolution is the net change in organisms or a population over the span of many generations. This change in organisms or populations happens through DNA mutations and reconbination and is passed down to the next generation through...
Science ABC
What are GMOs (Genetically Modified Organisms)?
GMO or genetically modified organisms are organisms with their DNA modified, usually by adding new or different DNA from another organism. GM crops are crops that have genes from bacteria. These genes allow the plants to either produce...
Science ABC
How Do Plants Reproduce?
Plant reproduction comes in two types: sexual and asexual. Sexual reproduction is similar to human reproduction, in which male pollen and female ovarian germ cells fuse into a new organism that inherits the genes of both parents. Asexual...
Science ABC
Gut Microbiome Explained in Simple Words
The gut microbiome are the trillions of microorganisms – primarily bacteria, but also fungi, viruses and protists – that live inside your digestive system. Scientists are discovering that these microbes are vital for us to live healthy...
Science ABC
Are Zebras Black with White Stripes or White with Black Stripes?
Zebras are actually black with white stripes. All animals get their colors from pigments called melanin which are of two kinds - eumelanin gives a black to brown color which pheomelanin gives reddish to yellow hues. The cells that create...
Science ABC
Why Do Some People Look More Like Their Grandparents Than Their Parents?
Our physical appearance is significantly influenced by our genes, which are inherited from our parents, who in turn receive their genetic material from their own parents. When your genetic makeup closely mirrors that of your...
Curated Video
Genotype
The genetic make-up of an individual. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract concepts and key...
Curated Video
Phenotype
The observable physical and behavioural characteristics of an organism. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Zygote
The cell produced by the fusion of an egg and a sperm at fertilisation. The zygote contains DNA from both the male and female parents, providing all the genetic information required for a new individual. A Twig Science Glossary Film. Key...
Curated Video
Divergence
The process by which new species or variations within species evolve in populations. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Chromatin
The basic substance of chromosomes, in which DNA is wrapped around structural proteins called histones. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Gene
The unit of inheritance in organisms, generally consisting of a piece of DNA that encodes the production of a specific protein. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Allele
Alternative forms of a gene, which affect the expression of a particular trait, such as eye colour or blood type. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Virus
A very small infectious agent that can reproduce only inside other cells. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
Chromosome
A threadlike strand of DNA and associated proteins in the nucleus of eukaryotic cells, and the functional units of inheritance. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Mendel and Inheritance
How a 19th century Austrian monk explained the rules of genetic inheritance before anyone even knew genes existed. Biology - Cells And DNA - Learning Points. Before the discovery of genes, Austrian monk Gregor Mendel described three laws...
Curated Video
Mechanisms of Evolution
Genetic variation produces new characteristics and, over generations, drives the evolution of species. But how do new gene types arise and what are the processes behind evolution? Biology - Adaptation And Evolution - Learning Points....
Curated Video
Dogs and Wolves: Nature or Nurture?
A unique experiment investigates what happens to wolf cub's wild nature if they are raised in a domestic environment. Will nature or nurture win out? Biology - Cells And DNA - Learning Points. Wolves and dogs are 99.8% genetically...
Curated Video
Adaptation - Survival Traits
Examples of physical and behavioural adaptations which allow plants and animals to survive in some of the most challenging habitats on Earth. Biology - Adaptation And Evolution - Learning Points. Animals and plants survive in diverse...
Curated Video
How Does DNA Make Protein?
DNA carries genetic information to produce proteins and build new cells: a process at the heart of all life on Earth. Biology - Cells And DNA - Learning Points. Deoxyribonucleic Acid (DNA) carry the genetic code required to make protein...