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Hank explains speciation - the evolutionary process by which new biological species arise - in terms of finches, ligers, mules, and dogs. B…

Learn about how particles move from an area of greater concentration to an area of lesser concentration through the process of diffusion. B…

Scale of the Galaxy Cosmology and astronomy It's a great, big universe out there. In this section of Khan Academy, you'll learn about the b…

What causes precession and other orbital changes Cosmology and astronomy It's a great, big universe out there. In this section of Khan Acad…

Hank introduces us to the relatively new field of evolutionary developmental biology, which compares the developmental processes of differe…

How haploid gametes (sperm and egg cells) combine to form a diploid zygote with two sets of chromosomes. Biology Life is beautiful! From at…

Cepheid Variables 1 Cosmology and astronomy It's a great, big universe out there. In this section of Khan Academy, you'll learn about the b…

Endergonic, exergonic, exothermic, and endothermic reactions. Biology Life is beautiful! From atoms to cells, from genes to proteins, from …

Ape clarification - that they have no tails. Biology Life is beautiful! From atoms to cells, from genes to proteins, from populations to ec…

Thomas Hunt Morgan's pioneering fruit fly work that helped validate the chromosomal theory of inheritance. Biology Life is beautiful! From …

🗂 150+ online cursussen | 🇬🇧 Taal: Engels | 🗓 Abonnement: per jaar | 🎯Vakgebieden: design, marketing, business, internet At Skillshare, we’…

Interphase of the cell cycle, including G₁, S, and G₂ phases. How the cell replicates its DNA before mitosis. Biology Life is beautiful! Fr…

How to identify the oxidizing and reducing agents. Chemistry Did you know that everything is made out of chemicals? Chemistry is the study …

Overview of the nucleus, endoplasmic reticulum, Golgi bodies, vacuoles, mitochondria, chloroplasts and lysosomes. High school biology Eukar…

How Earth's tilt causes seasons Cosmology and astronomy It's a great, big universe out there. In this section of Khan Academy, you'll learn…