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ap biology - dna replication, transcription & translation

originally streamed in 2019 with Jessica NadzamTeacher
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Review session covering DNA replication, transcription, and translation for AP Biology. Learn the key enzymes, processes, and molecular mechanisms you need to understand for your AP exam. This session breaks down nucleic acid structure, base pairing ...more

covered in this stream

units
Unit 6 – Gene Expression and Regulation
topics
6.1 DNA and RNA Structure 6.2 DNA Replication6.3 Transcription and RNA Processing6.4 TranslationDNA Replication, Transcription, and Translation

timestamps

  • 0:00

    Welcome and Introduction

  • 2:11

    DNA Replication Overview

  • 4:48

    Nucleic Acid Structure Recap

  • 6:21

    Types of Nucleic Acids

  • 7:56

    Sugar and Base Differences

  • 9:32

    Base Pairing Rules

  • 11:08

    Uracil vs Thymine Explanation

  • 13:12

    Hershey-Chase Experiment

  • 15:47

    DNA Replication in S Phase

  • 18:56

    Key Enzymes in Replication

  • 20:59

    Topoisomerase Function

  • 22:34

    DNA Polymerase Role

  • 24:44

    Antiparallel Strands

  • 27:20

    Lagging Strand and Okazaki

  • 30:01

    Central Dogma Introduction

  • 34:13

    Transcription Process

  • 38:56

    RNA Processing and Splicing

  • 42:06

    Translation Overview

  • 44:44

    Translation Phases

  • 48:24

    Q&A Session

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Study Content & Tools

Study GuidesFRQs + AI ScoringAP Essay Grader for StudentsAI Grading for TeachersPractice QuestionsGlossaryScore Calculators

Company

What's New?PricingBulk DiscountsTestimonialsFAQsEmail us

Resources

AP Exam Schedule 2027AP Exam AccommodationsAP ClassesAP ClassroomEasiest AP ClassesHardest AP ClassesAP vs IBAP vs Dual EnrollmentAP vs Honors ClassesAP Scholar Awards

history

🌎 ap world history🇺🇸 ap us history🇪🇺 ap european history

social science

✊🏿 ap african american studies🗳️ ap comparative government🚜 ap human geography💶 ap macroeconomics🤑 ap microeconomics🧠 ap psychology👩🏾‍⚖️ ap us government

english & capstone

✍🏽 ap english language📚 ap english literature🔍 ap research💬 ap seminar

arts

🎨 ap art & design🖼️ ap art history🎵 ap music theory

science

🧬 ap biology🧪 ap chemistry♻️ ap environmental science🎡 ap physics 1🧲 ap physics 2💡 ap physics c: e&m⚙️ ap physics c: mechanics

math & computer science

🧮 ap calculus ab♾️ ap calculus bc📐 ap precalculus📊 ap statistics💻 ap computer science a⌨️ ap computer science p

world languages

🇨🇳 ap chinese🇫🇷 ap french🇩🇪 ap german🇮🇹 ap italian🇯🇵 ap japanese🏛️ ap latin🇪🇸 ap spanish language💃🏽 ap spanish literature

career kickstart

💼 ap business with personal finance🔒 ap cybersecurity

go beyond AP

high school exams

✏️ PSAT🎓 Digital SAT🎒 ACT

honors classes

🍬 honors algebra II🫀 honors anatomy🐇 honors biology👩🏽‍🔬 honors chemistry💲 honors economics📐 honors geometry⚾️ honors physics📏 honors pre-calculus📊 honors statistics🗳️ honors us government🇺🇸 honors us history🌎 honors world history

college classes

👩🏽‍🎤 arts👔 business🎤 communications🏗️ engineering📓 humanities➗ math🧑🏽‍🔬 science💶 social science

hs classes

🏛️ alabama history⛰️ appalachian studies🌴 california history🌍 earth science🌐 ethnic studies🐊 florida history🍑 georgia history🌎 global studies🌺 hawaiian studies📰 journalism🪶 native american studies🌵 new mexico history🤠 oklahoma history⚗️ physical science🎙️ speech and debate🤝 texas government🤠 texas history🌲 washington state history🕊️ world religions
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© 2026 Fiveable Inc. All rights reserved.

AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.