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WEBDiscover how cells communicate and form junctions with each other. Learn about gap junctions, tight junctions, and anchoring junctions with Khan Academy.
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WEBKhan Academy moves the needle for educators and students. Powered by GPT-4, Khanmigo delivers wow to your teaching and learning experience! Teacher Tools for FREE For Learners For Districts. Math: Pre-K - 8th grade. Pre-K through grade 2 (Khan Kids) Early math review. 2nd grade.
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WEBAug 20, 2024 · Streaks and course levels celebrate your achievements by visually tracking your learning progress across Khan Academy. Leveling up a skill to proficient or better will contribute to your streaks and course levels.