ap biology - 2019 exam frq review: version o

timestamps

• 0:00

  Exam Review Introduction

• 0:35

  Version O Explanation

• 1:06

  Question 1 Overview

• 1:38

  Transcription Arrow Identification

• 2:09

  Enzyme Y Nonfunctionality

• 2:40

  Gene Trip Deletion Prediction

• 3:41

  Feedback Mechanism Explanation

• 4:12

  Ecological Relationship Identification

• 4:43

  IAA Production Advantage

• 5:47

  Bacterial Cheater Advantage

• 6:50

  Carbon Molecule Reduction Prediction

• 7:22

  Question 2 Overview

• 7:53

  Growth Curve Graphing

• 8:56

  Axes and Intervals Labeling

• 9:59

  Population Size Reasoning

• 10:29

  Competition Evidence Pieces

• 11:33

  Population Growth Limits

• 12:05

  Contractile Vacuole Prediction

• 12:37

  Vacuole Activity Discussion

• 13:42

  Treatment Group Controls

• 15:16

  Question 3 Overview

• 15:47

  PDC Location Identification

• 16:18

  NADH Production Claims

• 17:21

  Electron Transport Chain

• 17:52

  PDC Deficiency Mutation

• 18:54

  Offspring Probability Calculation

• 19:26

  Question 4 Overview

• 19:58

  Neurotoxin Immediate Effect

• 20:29

  Membrane Potential Prediction

• 21:00

  Model A Effectiveness

• 21:31

  Model B Ineffectiveness

• 22:02

  Question 5 Overview

• 22:33

  Divergence Rate Calculation

• 23:06

  Cladogram Construction

• 23:39

  Gibbons Outgroup Reasoning

• 24:40

  Species Descent Circle

• 25:12

  Question 5 Questions

• 25:42

  Question 6 Overview

• 26:14

  Mutant Growth Reasoning

• 26:45

  Diploid Strain Prediction

• 27:48

  Treatment Results Debate

• 28:18

  Question 7 Overview

• 28:49

  Gene G Identification

• 29:19

  Gene Regulation Reasoning

• 29:50

  Question 7 Difficulty

• 30:21

  Question 8 Overview

• 30:53

  pH Increase Component

• 31:23

  Vacuole Swelling Reasoning

• 31:53

  Closing Remarks