【生物基礎】　遺伝子23　染色体とゲノム　（１６分）

Watch unlimited lessons from Try's talented instructors for free! The Try IT video lessons for junior high and high school students are designed to be easy to understand! You can use them for school preparation and review, as well as for regular tests and exam preparation. Lessons are taught by experienced, top-notch instructors known for their engaging and easy-to-understand teaching methods. *This lesson was created under the old curriculum. *Please watch with caution when using it to prepare for entrance exams or regular tests under the new curriculum. If you watch the video and think, "This is easy to understand!" or "I want to take a class like this!" Try's one-on-one instruction might be right for you. For more information about Try's one-on-one tutoring service, to request information, or to inquire, please click here. https://bit.ly/4hjhKSE In addition, +‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥+ Try offers free video lessons, "Try IT," to support home learning. "Try IT" is available free of charge even to non-members. Please use this video lesson to enhance your exam preparation and home study. Visit the official Try IT website here: https://bit.ly/4jLULBg +‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥‥+ This video lesson covers "Biology Basics: Genes 23, Chromosomes and Genomes" in approximately 16 minutes. The key point of this lesson is that "DNA binds to proteins (histones) to form chromosomes. The human genome is made up of 23 chromosomes, made up of DNA." Please watch the video lesson in the following order: [Start] ⇒ [Key Points] ⇒ [Important Points!] ⇒ [Practice] ⇒ [Summary]. If you have any questions about a unit other than this one, please click on the URL below. You can watch all the video lessons for each unit together. ■If you have any questions about "Biology Basics," click here! ・Fundamentals of Biology: Cell Structure https://goo.gl/n0Ttrf ・Fundamentals of Biology: Cells and Energy https://goo.gl/ceGVQS ・Fundamentals of Biology: Heredity and Genes https://goo.gl/B3iKqw ・Fundamentals of Biology: Protein Structure and Function https://goo.gl/OmeUTf ・Fundamentals of Biology: DNA Replication and Cell Division https://goo.gl/tEY8Mk ・Fundamentals of Biology: Genes and Genomes https://goo.gl/CNEm80 ・Fundamentals of Biology: Body Fluids and Their Functions https://goo.gl/6ODkJv ・Fundamentals of Biology: Immunity https://goo.g l/OK0Rx3 ・Biology Basics: Fluid Circulation and the Liver https://goo.gl/FNUxAe ・Biology Basics: Fluid Concentration Regulation https://goo.gl/yC3539 ・Biology Basics: Nerves and Hormones https://goo.gl/QRhUc2 ・Biology Basics: Vegetation Structure and Fiber https://goo.gl/PE56LQ ・Biology Basics: Biomes and Their Distribution https://goo.gl/52LSHc ・Biology Basics: Ecosystems and Material and Energy Cycles https://goo.gl/4ErZnQ ・Biology Basics: Ecosystem Balance and Conservation https://goo.gl/ADeSMM