Percent Increase and Decrease Quiz
8+ results
Filters
Grade
Subject
Resource type
Standard
Audience
Programs & methods
AP Biology UNIT 5 Heredity 5.2 Meiosis & Genetic Diversity Video Guide
In this video, we break down how meiosis creates genetic diversity—without the confusion. You’ll learn: What crossing over is and why it matters How independent assortment increases variation When these processes happen during meiosis I #meiosis#apbio#science 🧮📊⚛️🧬 🧪🧠🦠🧫🔬📐🔢📏 TIMESTAMPS 0:00 Disclaimer 0:33 Genetic Diversity - Sibling Uniqueness 1:20 How Genetic Diversity Relates to Meiosis 2:15 Crossing Over 6:48 Independent Assortment Random Assortment Random Fertilization 9:03
8th - 11th
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
Also included in: UPDATED 2026 AP Biology Unit 5: Heredity COMPLETE UNIT STUDY BUNDLE
Understanding the Central Idea - Student Thinking Tool!
Looking for a student-friendly way to assess and deepen learners’ understanding of the Central Idea in your PYP classroom? This printable and resource helps students reflect, connect, and express their thinking meaningfully throughout a Unit of Inquiry. What’s IncludedA thoughtfully designed reflection template that invites students to articulate their understanding in their own wordsPrompts and guiding questions to encourage personal connections, examples, and conceptual understandingWhy You wi
3rd - 10th
Other (ELA), Other (Math), Other (Science)
Get more with resources under $5
See all
AP Biology UNIT 8 Ecology 8.4 Effect of Density on Populations Video
Ever wondered how population density affects survival in ecosystems? In this video, we break down the effect of population density and how limited food, water, and living space can impact organisms. You'll learn how dense populations increase competition, spread disease faster, and change how species interact with their environment. We also explore how ecosystems like rainforests, savannas, deserts, and wetlands support different population sizes based on available resources and carrying capacit
8th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
AP Biology UNIT 6 Gene Expression 6.2 DNA Replication Video
Ever wonder how cells copy DNA with near-perfect accuracy? In this video, we break down DNA replication step by step — the process that allows genetic information to be passed from one cell to the next and from parents to offspring. You’ll learn: What happens during the S phase of the cell cycle Where DNA replication occurs in eukaryotes vs. prokaryotes How enzymes like helicase, primase, DNA polymerase, and ligase work together The difference between the leading strand and lagging strand
8th - 12th, Adult Education, Higher Education
Biology, General Science, Other (Science)
AP Biology UNIT 4 Cell Communication 4.5 Cell Cycle Video Guide
AP Biology Unit 4.5 lesson covering the cell cycle, interphase (G1, S, G2), and mitosis (PMAT) in full detail. This video explains what happens at each stage, how DNA content changes, and where key checkpoints occur. Includes an end-of-lesson quiz to test understanding and reinforce common AP exam concepts. Keywords: AP Biology, Cell Cycle, Interphase, Mitosis, PMAT, G1 Phase, S Phase, G2 Phase, M Phase, Checkpoints, DNA Replication, Sister Chromatids, Chromosome Number, AP Bio Review TIMEST
7th - 12th
Biology, General Science, Other (Science)
AP Biology UNIT 5 Heredity 5.5 Environmental Effects on Phenotype Video Guide
Your DNA doesn't decide everything — and that's what makes biology fascinating. 🧬 In this AP Biology 5.5 lesson, discover how environmental factors like temperature, nutrition, sunlight, and pH can dramatically alter an organism's phenotype — even when the genotype stays the same. TIMESTAMPS 0:00 Disclaimer & Introduction 4:46 Phenotypic Plasticity 16:26 Quiz Question Disclaimer: AP Biology ® is a registered trademark of College board, which was NOT involved in the development of these prod
8th - 12th
Biology, General Science, Other (Science)
Also included in: UPDATED 2026 AP Biology Unit 5: Heredity COMPLETE UNIT STUDY BUNDLE
AP Biology UNIT 6 Gene Expression 6.4 Translation Video Study Guide
Confused about how mRNA actually turns into a protein? This video breaks down translation step-by-step so it actually makes sense (not just memorization). We’re covering everything you need for AP Bio: 🧬 How the ribosome reads mRNA 📦 The role of tRNA as the translator 🔗 How amino acids link to form a polypeptide chain ⚡ Start codon, stop codon, and why AUG is THAT important If transcription was the “copy,” translation is where the real action happens — turning genetic code into something yo
8th - 12th
Biology, General Science, Other (Science)
CCSS
RST.11-12.1
, RST.11-12.2
, RST.11-12.3
+7
AP Biology UNIT 4 Cell Communication 4.6 Regulation of Cell Cycle Video Guide
In this video, we break down AP Biology Topic 4.6 and explain how the cell cycle is regulated by cyclins and cyclin-dependent kinases (Cdks). You’ll learn how Cdk–cyclin complexes control checkpoints, why proper regulation is essential for normal cell division, and how loss of control can lead to cancer. #learn#ap#biology 🧮📊⚛️🧬 🧪🧠🦠🧫🔬📐🔢📏 TIMESTAMPS 0:00 Disclaimer & Introduction of Checkpoints 11:19 Cyclin and CDK Introduction 15:15 Cyclin and CDK Throughout the Cell Cycle 27:05 Unco
7th - 12th
Biology, General Science, Other (Science)
Showing 1-8 of 8+ results
TPT is the largest marketplace for PreK-12 resources, powered by a community of educators.
IXL family of brands