Episode 25 recAPs the understandings behind the equations and formula sheet. Topics for discussion are: surface area to volume ratio (1:00), water and solute potential (2:02), laws of probability (3:30), standard deviation and standard error of the mean (4:20), and chi square (5:20). Always make your math have meaning through analysis, biological application, and units! The Question of the Day asks (7:10) “What is the greek letter for summation?” Thank you for listening to The APsolute RecAP: Bi...
Apr 15, 2020•8 min•Ep. 25
Only two FRQs? - Piece of cake! Episode 24 discusses the FRQs on the 2020 exam (1:05) with a few tips and tricks. Practice makes comfort! Set up your exam space now and practice with a timer (2:44). Complete those practice questions in two different colors, to reflect on your timed answers (3:20). Learn how to translate the questions out of AP language and into “I’m sitting at home with my dog” language (4:05). Don’t have science vomit with your words! (4:40). Scrap paper may also be useful. The...
Apr 13, 2020•7 min•Ep. 24
How many lab experiments did you complete this year? Episode 23 recAPs the lab manual published by the College Board. Each lab is reviewed with the guiding question, procedure rundown, and quantitative skills. Labs 1-3 focus on Big Idea #1: Evolution(1:30). Labs 4-6 focus on Big Idea #2: Energetics (3:30). Labs 7-9 focus on Big Idea #3: Information Storage and Transmission (6:18). Labs 10-13 focus on Big Idea #4: Systems Interactions (9:12). The Question of the Day asks (12:24) “What do error ba...
Apr 10, 2020•13 min•Ep. 23
Deep breath! Episode 22 answers all of your questions about the updated exam structure. When is the exam going to be? (1:12) What is the exam going to cover?(1:46) How is the exam going to be structured? (2:20) What device should I use? (3:22) What about test security? (4:30) Will scoring be different? (5:11). Give it your best! The Question of the Day asks (5:50) “What type of calculator will you need for the exam?” Thank you for listening to The APsolute RecAP: Biology Edition! (AP is a regist...
Apr 08, 2020•7 min•Ep. 22
Operons! Get your operons here! Episode 21 explains how the same DNA instructions can indicate Gene regulation begins with chromatin structure (1:40). DNA has areas of regulatory sequences which control transcription (2:30). Don’t get lost in the promotor, regulator, activator lingo - but focus on the effect of molecules interacting with the DNA strand (4:00). Regulation can also occur through alternative splicing of an mRNA transcript (4:30). Melanie concludes by recapping the learning objectiv...
Apr 06, 2020•7 min•Ep. 21
Episode 20 dives into all things transcription and translation with the Central Dogma! Don’t forget that you are what your proteins produce. The mRNA transcript is named after the Latin word for writing (1:50). RNA Polymerase will synthesize mRNA in the 5’-3’ direction, just like DNA polymerase. Do you know Chargaff’s rules? (3:22). The mRNA transcript will need to go through modification as it exits the nuclear pore (3:40). Translation involves mRNA, rRNA and tRNA to form the polypeptide (4:50)...
Apr 03, 2020•8 min•Ep. 20
Melanie recAPs DNA Replication by reviewing the role of enzymes. DNA Replication is semiconservative and occurs during the S phase of the cell cycle in eukaryotic cells (1:20). How does the structure of DNA influence the process of replication? (1:40) The CED requires you to know the function of the following enzymes: topoisomerase (2:38), helicase (2:48), DNA polymerase (3:25), and ligase (4:35). There are distinctions between replication patterns in prokaryotes and eukaryotes (5:00). The Quest...
Apr 01, 2020•7 min•Ep. 19
Episode 18 recAPs all things Mendelian and Non-Mendelian in the genetics world. It's important to remember the Law of Independent Assortment and Law of Segregation when reviewing pea experiments (1:30). Do you know what Pater and Filius mean in Latin? (2:00) The classic monohybrid flower example is broken down with a Punnett square walk through and vocabulary reminders (2:30). Always go back and reread the genetics problem when you think you’ve solved it! (4:00) Melanie concludes the episode by ...
Mar 30, 2020•8 min•Ep. 18
Melanie recaps DNA in all its coiled and condensed forms during Episode 17. Beginning on the most microscopic level, (1:27) Melanie reviews the nucleotide monomer structure. You can create an antiparallel model with your own arms (2:45). Do you prefer a history or chemistry themed memory hack for nitrogenous bases? (3:40). DNA wraps around histones to form chromatin before condensing into chromosomes. The episode concludes with a contrast between prokaryotic and eukaryotic chromosome structure. ...
Mar 27, 2020•7 min•Ep. 17
Episode 16 gets some swanky tunes for sex cell and fertilization discussions (1:00). PMAT is coming back into play with new terminology of haploid and homologous pairs. Melanie begins with a recAP of Meiosis (2:39) before contrasting the two cellular division pathways(4:33). There are two main contributors to genetic variation through meiotic pathways (3:14). Melanie recommends organizing this information in a table when studying! The Question of the Day asks (5:30) “When do human egg cells comp...
Mar 25, 2020•7 min•Ep. 16
Melanie reviews several reasons for cell division in Episode 15. The cell cycle contains three main parts: interphase (2:00), mitosis (3:27), and cytokinesis (5:08). Did you know that some cells never finish the cell cycle? (3:15). PMAT will guide you through the stages of mitosis (3:50). Cytokinesis strategies differ in animal and plant cells (5:12). Under normal conditions, the cell cycle is regulated by a series of protein complexes and signals (5:44). The Question of the Day asks (6:57) “Wha...
Mar 23, 2020•8 min•Ep. 15
In Episode 14, Melanie explains why your parents are always telling you to put on a sweatshirt rather than adjust the thermostat in your house! Break it down into stimulus and response (1:41). The two types of feedback mechanisms are discussed by mechanism, their effect on homeostasis and with examples. Negative feedback (2:16) returns conditions to homeostasis while positive (4:22) feedback intentionally changes conditions from a set point. The Question of the Day (5:50) asks “The onset of labo...
Mar 20, 2020•7 min•Ep. 14
In Episode 13, Melanie recAPs the ways in which cells communicate through cellular signals, called ligands. Do you remember playing telephone as a kid?(1:15) Cellular communication is achieved through reception, (1:46) transduction, (2:40) and response (3:27). Signals are classified by the distance that the message has to travel (3:46). Much like the game of telephone, messages are sometimes modified or interrupted (4:51). The Question of the Day (5:45) asks “Which two enzymes are involved in th...
Mar 18, 2020•7 min•Ep. 13
Episode 12 begins with a Latin lesson, spirare. Melanie pulls the oldest three stooges trick in the book to remind students of the products of cellular respiration (1:25). The star of the show is introduced (2:20) with a reminder of the importance of surface area to volume ratios. Cellular respiration is explored in three steps: Glycolysis (2:50), the Krebs Cycle (3:55), and ETC (5:08). Melanie checks in on the tallies of reactants and products (4:43). Don’t forget that oxygen is the final elect...
Mar 16, 2020•9 min•Ep. 12
Deep breath! Episode 11 will recAP photosynthesis - the process of converting light energy into chemical energy. Do you know why plants are green? (1:18) Melanie provides an overview of the chemical equation (1:35) before drawing an analogy between the chloroplast and a favorite breakfast treat (2:10). Photosynthesis is divided into two stages - the light and dark reactions (2:40). She warns you of a common student error with remembering coenzymes (3:10). Don’t get lost in all the details with a...
Mar 13, 2020•8 min•Ep. 11
Melanie balances the world of physics with biology in Episode 10. We don’t want to break the Laws of Thermodynamics! (1:20). She then debunks the definition of an enzyme (3:00) while riding a rollercoaster. Don’t forget that enzymes are not used up during a reaction and are substrate and condition specific (4:00), Melanie describes a “toothpickase” hand example to dig deeper into environmental effects on enzyme function (4:55). She explains how other molecules may also compete for active site bi...
Mar 11, 2020•9 min•Ep. 10
In Episode 9, Melanie reviews all things transport - active and passive. Do you know who is invited to the party? (0:45). Molecular chemistry will greatly influence the method of transport (1:40). She distinguishes between active and passive transport, with multiple examples (2:20). Sounds like a great time to take a deep breath and make a cup of tea (2:48). Moving big things all at once will require vesicles (4:19) with endo and exocytosis. Melanie warns you of a common misconception! (4:39). T...
Mar 09, 2020•6 min•Ep. 9
Episode 8 will recap how cell organization is crucial to efficient functioning. Melanie distinguishes between prokaryotic and eukaryotic cells in domain and design (1:07). Ribosomes are found in all cells (2:22) and manufacturers protein. Membrane bound organelles are made of phospholipids, just like cellular membranes (2:58). Rapid fire review of common organelles in name, structure and function (3:25): Smooth ER, Rough ER, Golgi Complex, lysosome, vacuole mitochondria, and chloroplast. She sha...
Mar 06, 2020•8 min•Ep. 8
We find out why there are no elephant sized Amoebas in Episode 7. Melanie begins with recapping the difference between the definitions of surface area and volume (1:27). The first APsolute RecAP CHALLENGE is announced! (2:30). Visit a Starbucks and be sure to email your submissions by April 15, 2020 for a chance to win a personalized exam prep podcast. Get a rundown of calculation variables and equations (3:18). Don’t forget that cells function best with the greatest surface area to volume ratio...
Mar 04, 2020•8 min•Ep. 7
In Episode 6, Melanie recaps elements of life and shares two mnemonics - OSHMERG (1:03) and CHNOPS (4:00). She begins with the definition of matter and reviews its role in growth. Can you describe the atomic structure (2:09) and its role in bonding? Metabolism misconceptions are debunked (2:38) - even though students can eat an entire pizza. What do you think of when you hear the word organic? (3:20) The six most common elements of life are reviewed and distinctly associated with the four biolog...
Mar 02, 2020•7 min•Ep. 6
We learn that you are what you eat in Episode 5. Melanie explores the four types of biological molecules in both structure and function. Kick it off with proteins (1:20) which have the greatest diversity in structure and function due to R-groups chemistry (2:49). Melanie reminds us of the elemental ratios in carbohydrates and to notice the pattern of an -ose ending (4:10). She also recAPs the diversity and characteristics of lipids - Do you remember what saturated fatty acids are? (4:40). Don’t ...
Feb 28, 2020•9 min•Ep. 5
Episode 4 is all about WATER! In the first of the content episodes, we zoom in to the elemental level and discuss water structure and its correlating properties. Melanie tells you to think of a familiar Disney character (1:48) and has you sketching water polarity (2:40). She shares some word reminders to tell the difference between cohesion and adhesion (4:30) with some real world examples. Have you ever seen an insect walk on water? (6:18) Melanie shares a fun fact for the rock collectors (6:37...
Feb 26, 2020•10 min•Ep. 4
In this pilot episode, Melanie unpacks the AP Program and describes how the newly designed Biology Exam is structured for 2020. Students learn how to keep an appropriate pace on the multiple choice section (1:17) and some tips for practice (2:10). She explains that not all FRQ questions are valued the same and require active responses (2:56). Melanie gives away a teacher secret (3:08) and reminds students what to bring on the day of the exam (3:30). How many questions do you need to get correct ...
Feb 24, 2020•7 min•Ep. 1
In this episode, Melanie explains the main themes and skills that students will continually see throughout all eight units of the course. The four Big Ideas have specific abbreviations in the CED (1:40). She reminds students of buzzwords (2:20) and the common theme of structure and function (3:47). The six science practices that students need to demonstrate on the exam are unpacked (4:52) with examples on how to improve each skill. She reminds you to bring meaning to numbers and graph by hand (7...
Feb 24, 2020•11 min•Ep. 2
In Episode 3, Melanie draws the line between what you need to know and what you don’t. Don’t worry about the extra information in your textbook! The eight units on the CED can be learned in any order and will often have math requirements. Biology begins with chemistry (1:55) which will influence how things function on a larger ecological scale (5:30) It is important to focus on the big picture (3:17). The Question of the Day (6:12) asks “Which unit is most heavily weighted on the exam?” Thank yo...
Feb 24, 2020•7 min•Ep. 3
The APsolute RecAP: Biology Edition , hosted by Melanie Kingett, will be your guide to scoring the five! The APsolute RecAP is designed to maximize your understanding and minimize your need for memorization. Each episode will review content, skills and test taking tips to help you succeed in May. Please follow us on Instagram @TheAPsoluteRecAP . If you're a student with questions or a teacher with suggestions, we'd love to hear from you! If you have a Biology topic, or another AP subject you wou...
Feb 17, 2020•1 min
