Biological Sciences

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STUDENTS SHOULD KNOW
EXAMPLES OF WHAT STUDENTS SHOULD BE ABLE TO DO

1. Biological classifications are based on how organisms are related. Organisms are classified into a hierarchy of groups and subgroups based on similarities which reflect their evolutionary relationships. (AKSci - A.10) (return to top)

• Investigate the uses of fungi by different human cultures.

• Report on how bacteria are used to solve environmental problems, such as cleaning up oil and chemical spills and breaking down plastics in garbage.

• Identify angiosperms and gymnosperms by looking at their leaves.

2. The complexity and organization of organisms accommodates the need for obtaining, transforming, transporting, releasing, and eliminating the matter and energy used to sustain, grow, and reproduce the organism. (AKSci - A.9) (return to top)

• Observe changes in heart rate during different activities.

• Draw arrows on a diagram of a salmon showing the movement of water and salt into and out of the body during different parts of its life cycle.

• Take apart fruits and compare where the seeds are found and how they are arranged.

• Identify a fern frond with sori, a pinecone and a fruit as ways plants reproduce.

3. The fact that the human body is formed from cells that contain 2 copies of each chromosome explains many features of human heredity. (AKSci - A.11) (return to top)

• Trace a genetic disease by using a family history and a pedigree.

• Demonstrate how the sex chromosomes of the parents determine the sex of a baby.

4. Organisms have behavioral responses to internal changes and to external stimuli. (AKSci - D.1) (return to top)

• Count the contractions of the contractile vacuoles in paramecia when in salt water, distilled water, or culture water.

• Visit the zoo to observe the animals. Record a description of each behavior, identifying stimuli and responses.

5. Matter and energy flows through different levels of organization of living systems - cells, organs, organisms, communities and between living systems and the physical environment. (AKSci - A.9) (return to top)

• Simulate the spread of a communicable disease and determine the original source of the disease.

• Create a "Bottle Biology" habitat for plants and animals, identify the biotic and abiotic factors in their habitat, and explain their interactions.

• Predict the population growth curve for moose over time assuming no hunting pressure or predation by using a theoretical model.

6. Benefits and drawbacks of alternative choices must be taken into account when making decisions. (AKSci - D.1, D.2, D.3, D.4, D.5) (return to top)

• Simulate the spread of a communicable disease and determine the original source of the disease.

•Discuss the fairness of adjusted insurance rates for smokers versus non-smokers.

• Evaluate the effects of stimulants and depressants using a model of the brain.

• Select a local environmental issue and participate in an activity which addresses this issue.

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Table of Contents
Guiding Principles
Recommendations
Science as a Process
References

Life Science
Biology I
Biological Sciences
Biology II
AP Biology
Chemistry
Chemistry I
Conceptual Chemistry
Chemistry II
AP Chemistry
Earth Science
Geology I
Earth Sciences

Physics
Physics I
Conceptual Physics
AP Physics B
AP Physics C

ASD Secondary Science

If you have comments or questions concerning the Anchorage School District Science Frameworks,
please contact

<gillam_lori@asdk12.org> or <raymond_gail@asdk12.org>