5.2 Cells & Genetics

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Unit Title:
Teacher(s):
Subject and grade level:
Time frame and duration:
Learning Profile
1.CARING
2.OPEN-MINDED
3.BALANCED
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Cells & Genetics
Andrew Thomas, Jill Johson, Zoe Badcock
Grade 10
MYP 4
5 weeks
Learning Profile
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Learning Profile
4.PRINCIPLED
5.INQUIRERS
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7.KNOWLEDGEABLE
8.COMMUNICATORS
6.THINKERS
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9.REFLECTIVE
Significant Concept (Big Ideas)
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To understand that developments in the cell theory were dependent on advances in
technology
Our understanding of the cell theory has led to many current developments in biology
structure and function of cell organelles
Cancer and their treatments
Links between meiosis and inheritance
Appreciate how Mendel’s discoveries gave a mechanism by which Darwin’s
Evolutionary theories could operate
Understand how our understanding of inheritance mechanisms has lead to genetic
counseling
Appreciate the ethical issues of genetic counseling
Genetic engineering – emphasize on human genetic disease
Variation in organisms leads to evolution
MYP Unit Question
Why am I like this ?
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Learning Profile
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10.RISK TAKERS
11.CREATIVE
(Riverside Addition)
12.PROACTIVE
(Riverside Addition)
AOI Focus (Context)
ATL (Skills)
Community and Service
Organisation
Reflection
Thinking
Transfer
Collaboration
Communication
Information Literacy
Environments
Human Ingenuity
Health and Social Education
Common Summative Assessment Task
Test: Cells
Test: Genetics
Exam : End of Biology Course Exam
Lab: Microscopy - Drawing and measuring protists
Lab: Osmosis (carrot, onion cells)
Poster: Industrial enzymes
Presentations: Biological molecules
Essay: Genetic counseling
a.
b.
Lesson Objectives
Introduction to cell theory and scientists
involved.
i. Cell structure
ii. Compare and contrast plant and animal cells
C
C
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D,E,F
D,E,F
A,B
B,C
A,B, C
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c.
Size and conversions/calculatingmagnification
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d.
Students to grow bacteria and examine under
microscope
Cell membrane – controls movement of
materials in and out of cells
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e.
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g.
h.
Examine mitosis emphasising it results in
identical cells.
Cancers and treatment
Test on cells and mitosis
Examine meiosis emphasising the generation of
Unit Overview
Learning Experiences and Teaching Strategies
PP presentation with activities
Introduction to microscope – drawing cells
Lab – Elodea and cheek cells, identify structures
Internet – Virtual Cell – names and functions of cell organelles
Organelles: Nucleus, Nuclear membrane, mitochondria, Cytoplasm, Ribosomes, Chloroplasts
(only found in plants)
Students calculate magnification of drawing and size of image from drawings (need to
appreciate conversion from nm – µm – mm)
Draw protists and calculate actual size (D,E)
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Passive transport - diffusion: movement from area of greater concentration to lesser
concentration
Facilitated diffusion
osmosis: diffusion of water across a semi-permeable membrane
Active transport: Membrane proteins
Bulk transport
Lab – carrot osmosis/plamolysis of red onion cells (E, F)
Mitosis computer activity
Howard Hughes Lecture (video)
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(C)
Could capture and breed fruit flies examining the variation between individuals, this could be
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f.
Criterion(s) assessed
variation and its evolutionary importance
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Mendelian Genetics
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Dominant/recessive
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Co-dominance
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Sex Linkage
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Pedigree charts
j.
i. Understand how our understanding of
inheritance
mechanisms has lead to genetic counseling
ii. Appreciate the ethical issues of genetic
counseling
k. i. Appreciate how Mendel’s discoveries gave a
mechanism by which Darwin’s Evolutionary
theories could operate
l.
Test Meiosis and Genetics
m. End of course Exam
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compared with worker ants which are clones.
Genetics problems
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Construction of pedigree charts
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Ask Adelene to speak to students
Essay: Genetic counselling (A,B)
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Differentiation
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Model building for bio-molecules
Extra time/support give for tests
Structured support for Genetic counseling essay
List of key term s for students
Genetic problems dependent on student ability
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Content Links (Preceding or Succeeding Units)
Biochemistry
Cross-Curricula Links
PE/Health: Genetic counseling
Math: Probability with genetics problems
IT: Online activities/Research skills
English: Referencing
Approaches to Learning
Thinking skills: Give a personal opinion and support it with reasoned argument
Research skills: Plan and carry out a research exercise directed towards specific and detailed information obtained forma a variety of sources.
Research skills: locating and presenting information , acknowledging sources
Communication: Take care over the presentation of work and have a sense of what helps and hinders effective communication
Communication: writing a lab report using an appropriate format
Self management: Can use equipment effectively and use time appropriately
Self management: completing an experiment effectively and within a time limit
Social: Working independently and in small groups on a given task
Reflection
Teacher(s) Signature _____________________________
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HOD Signature _________________________________
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