IB Biology Skills Shelf by linzel https://padlet.com/linzel/c48qsc4uy2db Skills you need to have for the IB biology exam en-us 2018-03-26 00:05:18 UTC 2025-04-24 08:06:35 UTC hello@padlet.com 1.1 Introduction to Cells https://padlet.com/linzel/c48qsc4uy2db/wish/246772074 The Cell theory, ]]> 2018-03-28 06:10:08 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772074 1.2 Ultrastructure of Cells https://padlet.com/linzel/c48qsc4uy2db/wish/246772090 Drawing of the ultrastructure of prokaryotic cells based on electron micrographs.

Drawing of the ultrastructure of eukaryotic cells based on electron micrographs. 

Interpretation of electron micrographs to identify organelles and deduce the function of specialized cells. ]]> 2018-03-28 06:10:16 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772090 2.1 Molecules of Metabolism https://padlet.com/linzel/c48qsc4uy2db/wish/246772143
  • Distinguish between metabolism, anabolism, and catabolism
  • Know the four carbon compounds: Carbohydrates, Lipids, Proteins, and Nucleic Acids
    • ]]>     2018-03-28 06:10:37 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772143     2.2 Water https://padlet.com/linzel/c48qsc4uy2db/wish/246772158
  • Distinguish between hydrophilic and hydrophobic
  • Understand the various properties of water:
    1. Polarity
    2. Water molecule bonding
    3. Attraction w/ water molecules
    4. Cohesive properties
    5. Adhesive properties
    6. Thermal Properties
    7. Solvent Properties
    • ]]>     2018-03-28 06:10:44 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772158     2.3 Carbohydrates and Lipids https://padlet.com/linzel/c48qsc4uy2db/wish/246772174
  • Understand the various carbohydrates and lipids, as well as compound structure
  • Give examples of carbohydrates and lipids
    • ]]>     2018-03-28 06:10:49 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772174     3.1 Genes https://padlet.com/linzel/c48qsc4uy2db/wish/246772249 - Use of a database to determine differences in the base sequence of a gene in two species]]> 2018-03-28 06:11:22 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772249 3.2 Chromosomes https://padlet.com/linzel/c48qsc4uy2db/wish/246772272 - Use of online databases to identify the locus of a human gene and its protein product]]> 2018-03-28 06:11:31 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772272 3.3 Meiosis https://padlet.com/linzel/c48qsc4uy2db/wish/246772290 - Drawing diagrams to show the stages of meiosis resulting in the formation of four haploid cells]]> 2018-03-28 06:11:43 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772290 1.3 Membrane Structure https://padlet.com/linzel/c48qsc4uy2db/wish/246772332 2018-03-28 06:11:55 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772332 4.1 Species, communities and ecosystems https://padlet.com/linzel/c48qsc4uy2db/wish/246772346 - Classifying species as autotrophs, consumers, detritivores or saprotrophs from a knowledge of their mode of nutrition
    - Testing for association between two species using the chi-squared test with data obtained by quadrat sampling
    - Recognizing and interpreting statistical significance
    - Setting up sealed mesocosms to try to establish sustainability]]>     2018-03-28 06:11:58 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772346     2.4 Proteins https://padlet.com/linzel/c48qsc4uy2db/wish/246772537 Drawing molecular diagrams to show the formation of a peptide bond. ]]> 2018-03-28 06:13:12 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772537 2.5 Enzymes https://padlet.com/linzel/c48qsc4uy2db/wish/246772606 Design of experiments to test the effect of temperature, pH and substrate concentration on the activity of enzymes. 

    Experimental investigation of a factor affecting enzyme activity. (Practical 3)

    ]]>     2018-03-28 06:13:43 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772606     2.6 Structure of DNA and RNA https://padlet.com/linzel/c48qsc4uy2db/wish/246772678 Drawing simple diagrams of the structure of single nucleotides of DNA and RNA, using circles, pentagons and rectangles to represent phosphates, pentoses and bases.

    ]]>     2018-03-28 06:14:13 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772678     4.2 Energy flow https://padlet.com/linzel/c48qsc4uy2db/wish/246772751 - Quantitative representations of energy flow using pyramids of energy]]> 2018-03-28 06:14:37 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772751 2.7 DNA replication, transcription and translation https://padlet.com/linzel/c48qsc4uy2db/wish/246772765 Use a table of the genetic code to deduce which codon(s) corresponds to which amino acid 

    Analysis of Meselson and Stahl’s results to obtain support for the theory of semi-conservative replication of DNA. 

    Use a table of mRNA codons and their corresponding amino acids to deduce the sequence of amino acids coded by a short mRNA strand of known base sequence. 

    Deducing the DNA base sequence for the mRNA strand. 
    ]]>     2018-03-28 06:14:40 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772765     3.4 Inheritance https://padlet.com/linzel/c48qsc4uy2db/wish/246772780 - Construction of Punnett grids for predicting the outcomes of monohybrid genetic crosses.
    - Comparison of predicted and actual outcomes of genetic crosses using real data.
    - Analysis of pedigree charts to deduce the pattern of inheritance of genetic diseases.]]>     2018-03-28 06:14:43 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772780     4.3 Carbon cycling https://padlet.com/linzel/c48qsc4uy2db/wish/246772873 - Construct a diagram of the carbon cycle]]> 2018-03-28 06:15:20 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772873 2.8 Cell respiration https://padlet.com/linzel/c48qsc4uy2db/wish/246772909 Analysis of results from experiments involving measurement of respiration rates in germinating seeds or invertebrates using a respirometer 

    ]]>     2018-03-28 06:15:35 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772909     5.1 Evidence for Evolution https://padlet.com/linzel/c48qsc4uy2db/wish/246772925 N/A]]> 2018-03-28 06:15:39 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772925 2.9 Photosynthesis https://padlet.com/linzel/c48qsc4uy2db/wish/246772949 Drawing an absorption spectrum for chlorophyll and an action spectrum for photosynthesis.

    Design of experiments to investigate the effect of limiting factors on photosynthesis. 


    • Separation of photosynthetic pigments by chromatograph. (Practical 4) 

    ]]>     2018-03-28 06:15:51 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772949     4.4 Climate change https://padlet.com/linzel/c48qsc4uy2db/wish/246772964 N/A]]> 2018-03-28 06:15:57 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246772964 8.1 Metabolism https://padlet.com/linzel/c48qsc4uy2db/wish/246773083 1. Distinguishing different types of inhibition from graphs at specified substrate concentration.
    2. Calculating and plotting rates of reaction from raw experimental results.]]>     2018-03-28 06:16:40 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773083     6.1 Digestion and absorption https://padlet.com/linzel/c48qsc4uy2db/wish/246773091 - A mixture of muscle contraction and combination of enzymes in the food, moves food through the small intestine and other parts of the body.
    - The pancreas secretes enzyme to the lumen of the small intestine4
    -
    -
    -
    Make sure that you understand how to draw the digestive system ]]>     2018-03-28 06:16:44 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773091     7.1 DNA structure and replication https://padlet.com/linzel/c48qsc4uy2db/wish/246773227 Analysis of results of the Hershey and Chase experiment providing evidence that DNA is the genetic material. 
    Utilization of molecular visualization software to analyse the association between protein and DNA within a nucleosome. ]]>     2018-03-28 06:17:39 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773227     7.2 Transcription and gene expression https://padlet.com/linzel/c48qsc4uy2db/wish/246773288 Analysis of changes in the DNA methylation patterns 

    ]]>     2018-03-28 06:18:03 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773288     7.3 Translation https://padlet.com/linzel/c48qsc4uy2db/wish/246773321 Identification of polysomes in electron micrographs of prokaryotes and eukaryotes 

    The use of molecular visualization software to analyse the structure of eukaryotic ribosomes and a tRNA molecule 
    ]]>     2018-03-28 06:18:17 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773321     5.2 Natural Selection https://padlet.com/linzel/c48qsc4uy2db/wish/246773322 N/A]]> 2018-03-28 06:18:17 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773322 8.2 Cell Respiration https://padlet.com/linzel/c48qsc4uy2db/wish/246773351 1. Analysis of diagrams of the pathways of aerobic respiration to deduce where decarboxylation and oxidation reactions occur.
    2. Annotation of a diagram to indicate the adaptations of a mitochondrion to its function.]]>     2018-03-28 06:18:29 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773351     6.4 Gas exchange https://padlet.com/linzel/c48qsc4uy2db/wish/246773377 - Monitoring of ventilation in humans at rest and after mild and vigrous exercise]]> 2018-03-28 06:18:38 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773377 5.3 Classification of biodiversity https://padlet.com/linzel/c48qsc4uy2db/wish/246773462 Construction of dichotomous keys for use in identifying specimens]]> 2018-03-28 06:19:10 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773462 C.1 Species and Communities https://padlet.com/linzel/c48qsc4uy2db/wish/246773465 2018-03-28 06:19:10 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773465 C.2 Communities and Ecosystems https://padlet.com/linzel/c48qsc4uy2db/wish/246773498 2018-03-28 06:19:23 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773498 6.5 Neurons and synapses https://padlet.com/linzel/c48qsc4uy2db/wish/246773501 - Analysis of oscilloscope traces showing resting potentials and action potentials]]> 2018-03-28 06:19:23 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773501 6.6 Hormones, homeostasis and reproduction https://padlet.com/linzel/c48qsc4uy2db/wish/246773605 - Annotate diagrams of the male and female reproductive system to show names of structures and their functions]]> 2018-03-28 06:19:59 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773605 8.3 Photosynthesis https://padlet.com/linzel/c48qsc4uy2db/wish/246773606 Annotation of a diagram to indicate the adaptations of a chloroplast to its function.]]> 2018-03-28 06:19:59 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/246773606 9.1 Xylem Transport https://padlet.com/linzel/c48qsc4uy2db/wish/249731932
  • Drawing the structure of primary xylem vessels in sections of stems based on microscope images
  • Measurement of transpiration rates using potometers
  • Design of an experiment to test hypotheses about the effect of temperature or humidity on transpiration rates
    • ]]>     2018-04-09 11:34:51 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/249731932     9.2 Phloem Transport https://padlet.com/linzel/c48qsc4uy2db/wish/249732115 2018-04-09 11:35:38 UTC https://padlet.com/linzel/c48qsc4uy2db/wish/249732115