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Bioscience Rocks

Bioscience Rocks is a shop that specialises in resources for A-Level Biology and Applied Science students. The resources include a range of activities, starters, worksheets and powerpoints, all of which have been used successfully with students of a wide range of abilities. The author is a National Expert Teacher of Science (awarded by National Science Learning Centre) and also a National Space Academy Lead Educator with a long track record of producing high quality educational resources.

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Bioscience Rocks is a shop that specialises in resources for A-Level Biology and Applied Science students. The resources include a range of activities, starters, worksheets and powerpoints, all of which have been used successfully with students of a wide range of abilities. The author is a National Expert Teacher of Science (awarded by National Science Learning Centre) and also a National Space Academy Lead Educator with a long track record of producing high quality educational resources.
Making a model of enzymes

Making a model of enzymes

This is an activity aimed at KS3-4 lower ability students, enabling them to learn the basics of lock and key theory via model building. The resource shows clear learning objectives includes a step by step series of tasks that gradually develop the model, with key questions for students to answer along the way. The resource also includes a personal learning checklist for completion before and after the lesson to show progress, along with a peer assessment sheet for students to assess each other. Key words: enzyme, substrate, lock and key, active site, denaturation, rate, reaction, products, protein, plasticine, personal learning checklist, peer assessment
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Make a Model Prokaryotic (Bacterial) Cell

Make a Model Prokaryotic (Bacterial) Cell

This resource could be used with both GCSE and A-Level biology students. The worksheets included in this resource provide a step-by-step method to construct a model prokaryotic (bacterial) cell using simple resources such as coloured wool, small coloured elastic bands ('loom' bands are ideal), plasticine, sellotape and a plastic freezer bag. The worksheets include a full list of instructional prompts to build the model, each with a key question to check understanding. The worksheets also include an extension page which deals with processes such as scale and binary fission. This is an engaging activity and a great way to turn a very theoretical subject into a practical experience for students. Key words: Prokaryotic, bacterial, binary fission, nucleoid, plasmid, cell wall, pili, flagellum, flagella, pilus, capsule
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AQA Biology Advanced Level Year 1 Personal Learning Checklist (PLC)

AQA Biology Advanced Level Year 1 Personal Learning Checklist (PLC)

This is a personal learning checklist (PLC) tailored for the first year of the new AQA Biology Advanced Level specification. This is an excel spreadsheet with five worksheets in total, each one covering specification references: 3.1 Biological molecules 3.2 Cells 3.3 Organisms exchange materials 3.4 Genetic information 6.1-6.5 Mathematical requirements Each worksheet contains the full list of statements/learning outcomes taken directly from the specification, along with a grid for students to RAG rate their confidence as well as space to write notes and set targets. The worksheets have been formatted to allow easy printing of each worksheet. Each worksheet can be printed and collated with others to form a full checklist for the entire year. This is an essential resource for anyone teaching the new biology advanced level specification. Key words: personal learning checklist (PLC), self assessment, targets, AQA, biology
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Calculating magnification, diagram size and real size

Calculating magnification, diagram size and real size

A worksheet aimed at advanced biology students, this resource contains a number of exercises that require students to make measurements from diagrams and calculate magnification. The exercises also require changing the subject of the magnification formula to work out real size of cells and using a scale bar to calculate magnification. Finally. there are questions about the nature of magnification and resolution and the electron microscope.
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Calculating statistical significance; effect of caffeine on heart rate of Daphnia

Calculating statistical significance; effect of caffeine on heart rate of Daphnia

A worksheet that is aimed at A-Level Biology students, providing data from an investigation into the effect of caffeine on the heart rate of Daphnia. Students are required to use the 95% confidence limits and standard error test to determine whether the results are statistically significant or not. Key words: Statistics, Daphnia, heart rate, caffeine, 95% confidence limits, standard error, standard deviation, significance, null hypothesis
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Investigating the effect of lipase and bile salts on triglyceride fats

Investigating the effect of lipase and bile salts on triglyceride fats

A worksheet with method and subsequent questions (including a higher ability challenge question) on the effect of lipase and bile salts on the breakdown of fat present in milk. A good practical activity for GCSE and A-Level students alike, which demonstrates the impact of bile as an emulsifying agent. Key words: phenolpthalein, milk, ph, bile, fat, triglyceride, temperature, lipase
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Prokaryotic cell - structure and functions of organelles

Prokaryotic cell - structure and functions of organelles

A resource aimed at either GCSE (14-16 year olds) or Advanced (16 -19 year olds) biology students, this worksheet provides a diagram of a typical prokaryotic (bacterial) cell. The task involves labelling the diagram to identify each organelle, followed by a mix and match task to describe the function of each organelle. This resource is ideal for use as either a starter activity to recap previous learning or as a plenary exercise following a lesson on this topic. Key words: prokaryotic, cell, organelle, capsule, membrane, cytoplasm, ribosomes, nucleoid, chromosome
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Testing for reducing and non-reducing sugars

Testing for reducing and non-reducing sugars

A single page method sheet for carrying out the reducing sugar and non-reducing sugar test. This resource would be suitable as a concise guide to the these biochemical tests and is aimed at Advanced Level biology students or BTEC Level 3 students.
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Dihybrid cross questions with modified ratios

Dihybrid cross questions with modified ratios

A resource aimed at advanced biology students, this worksheet provides some more unusual examples of dihybrid cross genetics including malvidin production in primrose, kernel colour in wheat and fruit colour in squash; all students will be aware of the classic 9:3:3:1 ratio, but they can often struggle when other factors such as codominance are included in the question. This resource is ideal stretch and challenge material for more able students once they have mastered the basics of the dihybrid cross. It is also ideal preparation for the more challenging questions on this topic favoured by most exam boards. Keywords: dihybrid, ratio, cross, genetics
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Mitosis Research Task

Mitosis Research Task

A worksheet suitable for Level 3 Applied Science Students (but easily adaptable for advanced biology), this worksheet requires students to research the key processes involved in mitosis. The worksheet is written in the style of a BTEC task but it could also be used as a homework activity for any advanced biology class about to study mitosis. Several question prompts are provided along with a weblink to an interactive animation, allowing students to research their own answers to each of the questions Keywords: Mitosis, prophase, anaphase, metaphase, telophase, interphase, chromosomes, centromere, diploid, research
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The Nerve Impulse - Independent Research Exercise

The Nerve Impulse - Independent Research Exercise

A worksheet aimed at advanced biology students, this resource provides several prompts for students to research and learn about the nature of the nerve impulse and action potential. Extension tasks are also provided along with weblinks to animations and information sources. This is a good activity to set a class as a homework or as an independent learning task prior to teaching of the topic in class. Key words: Nerve, neurone, nerve impulse, action potential, depolarisation, repolarisation, refractory period, resting potential, propagation, sodium, potassium, influx, efflux, membrane
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Extraction of chlorophyll from leaves and analysis through chromatography - a practical schedule

Extraction of chlorophyll from leaves and analysis through chromatography - a practical schedule

A resource aimed at advanced biology students, this worksheet provides a written schedule for the extraction of chlorophyll from leaves followed by analysis via chromatography. Rf values for various pigments are included in a reference table (including chlorophyll a, chlorophyll b, phaeophytin, xanthophyll and carotene); students can attach their chromatograms to the worksheet, calculate Rf values for each pigment and identify using the reference table. This is a good practical exercise to cover at the start of a topic on photosynthesis, and emphasises the fact that various pigments are responsible for harnessing light energy during the light dependent reactions. Key words: Light dependent, chlorophyll, Rf value, chromatography, chromatogram, solvent front, extraction, leaf, phaeophytin, xanthophyll, carotene, absorption spectra, action spectrum
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Starter: Non-specific defence and phagocytes

Starter: Non-specific defence and phagocytes

A starter activity aimed at GCSE biology students, this resource consists of four questions that recap the idea of barriers and phagocytosis as a means of defence against pathogens. The activity has both closed and open questions, with the final question requiring students to describe and explain an illustration of phagocytosis in their own words. Key words: phagocytosis, barriers, pathogens, defence, immune system
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Diagnosing blood disorders through blood counts

Diagnosing blood disorders through blood counts

A worksheet aimed at advanced level biology or applied science students, this resource provides several question prompts that require students to research norm blood count values and the nature of various diseases and disorders of the blood: leukaemia, sleeping sickness, anaemia and malaria. The worksheet includes weblinks and references for students to use as part of their research. Key words: blood, count, malaria, leukaemia, sleeping sickness, trypanosomes, plasmodium, anaemia, red blood cells, white blood cells, erythrocytes, leukocyctes
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Quiz on carbohydrates

Quiz on carbohydrates

A twenty question quiz worksheet on the topic of carbohydrates, Suitable for A-Level biology students, this quiz would be a useful starter exercise to recap key vocabulary and definitions at the end of a topic on carbohydrates. Key words: Carbohydrates, glucose, benedict's, reducing sugar, non reducing sugar, glycogen, cellulose, amylose, amylopectin, starch
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Electron microscopes - a review of how they function and comparison with a light microscope

Electron microscopes - a review of how they function and comparison with a light microscope

This resource consists of two worksheets aimed at advanced biology students or level 3 applied science students. The first worksheet is a simple review of how an electron microscope functions and the key points about magnification, resolution and TEM/SEM (the image is that of a tapeworm head). The second worksheet is a table comparing electron microscopes with light microscopes. Three different web references are given and students are required to use these to complete the table. At the end of the exercise, they should be able to confidently compare and contrast light microscopes with electron microscopes.
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Units of measurement and calculating magnification, real size and diagram size

Units of measurement and calculating magnification, real size and diagram size

A collection of four worksheets aimed at advanced biology students. The first two worksheets require students to suggest appropriate units of measurements for typical investigations and then introduce the idea of converting between millimetres, micrometres and nanometres - an important skill that is required on most exam papers. The last two worksheets require students to practise their skills in making measurements and calculating magnification of cell images and diagrams, including the use of a scale bar.
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Glycolysis - a review of the basic facts

Glycolysis - a review of the basic facts

A resource aimed at advanced biology students, this worksheet is a starter or plenary exercise that requires students to draw out a biochemical flow chart showing the sequence of events that occur during glycolysis. After this initial memory recap, students are then required to answer a series of questions about the process which checks that they understand the key points. Key words: glycolysis, pyruvate, glucose, NAD, reduction, oxidation, coenzyme, ATP, energy, ADP, cytoplasm, anaerobic, triose phosphate
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Nitrogen Cycle - independent learning task

Nitrogen Cycle - independent learning task

A worksheet aimed at A-Level Biology students which sets out a series of research tasks for students to learn about the nitrogen cycle. A good resource to use at the start of this topic as homework or in class by dividing out each piece of key research among the class. Internet websites are listed which provide useful animations and information for students to use as they complete their research. Key words: nitrogen cycle, deamination, ammonification, denitrification, nitrification, nitrogen fixation, nitrogen, ammonia, nitrite, nitrate, ammonium ions, symbiotic
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Amino acids

Amino acids

Worksheet starter task to recap the basics of amino acid structure
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The Phosphorous Cycle - Draw It!

The Phosphorous Cycle - Draw It!

An activity aimed at A-Level Biology students. This activity involves a series of statements that can be given to a class at the start of a lesson with the instruction that they draw the phosphorous cycle based on this information. Students should initially do this in pairs but can then be teamed up in larger groups to show, discuss and explain their own diagrammatic interpretations of the phosphorus cycle. Finally, the whole class can be brought together to discuss the best way of joining these statements together into an agreed phosphorous cycle. Key words: Phosphorous, cycle, ATP, NADP, weathering, phosphates, fertilisers, glycolysis, kinase, phosphorylation
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Lung disorders and disease - Fick's Law

Lung disorders and disease - Fick's Law

This resource is aimed at A-Level Biology students and lists the mechanisms behind each of four different lung diseases and disorders: asthma, tuberculosis, pulmonary fibrosis and emphysema. As well as being a useful collection of revision notes in itself, the task here is for students to explain how each of these diseases causes a reduced tolerance to exercise - this is often asked in exam questions and requires students to apply their knowledge of Fick's Law. Each disease will impact on surface area, concentration gradient and/or thickness of exchange surface thereby reducing the rate of diffusion; the challenge is for students to explain this
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Enzymes research

Enzymes research

A worksheet to be used as an introduction to enzymes. The weblinks at the bottom of the worksheet link this topic to the some of the neurotoxins and haemolytic toxins found in snake venom - an engaging context to spark the interest of learners.
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