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Living systems store, retrieve, transmit, and respond to information essential to life processes.

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The chromosomal basis of inheritance helps show an understanding of the pattern of passage/transmission of genes from parent to offspring.

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Enduring Understanding 3.B: Expression of genetic information involves cellular and molecular mechanisms. 

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Enduring Understanding 3.B: Expression of genetic information involves cellular and molecular mechanisms. 

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A mix of intercellular and intracellular signal transmissions mediate gene expression.

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Youtube Playlist - Big Idea #3 - Bozeman Science 

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Youtube Playlist - Big Idea #3 - Bozeman Science 

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027 - DNA and RNA - Part 1 - Paul Andersen introduces the nucleic acids of life; RNA and DNA. He details the history of DNA from Griffith, to Avery, to Hershey and finally to Watson and Crick. He also details the difference between prokaryotic and eukaryotic chromosomes.

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Gene regulation results in differential gene expression, leading to cell specialization.

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Enduring Understanding 3.A: Heritable information provides for continuity of life. 

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Enduring Understanding 3.A: Heritable information provides for continuity of life. 

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Enduring Understanding 3.C: The processing of genetic information is imperfect and is a source of genetic variation. 

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Enduring Understanding 3.C: The processing of genetic information is imperfect and is a source of genetic variation. 

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Changes in genotype can result in changes in phenotype.

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DNA, (and sometimes RNA), is the primary source of heritable information

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Biological Systems have multiple processes that increase genetic variation.

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Viral replication results in genetic variation, and viral infection can introduce genetic variation into the hosts.

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Animals have nervous systems that detect external and internal signals, transmit and integrate information, and produce responses.

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Individuals can act on information and communicate it to others.

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Heritable information in eukaryotes is passed to the next generation through processes that include the cell cycle, mitosis, meiosis, and fertilization.

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Changes in signal transduction pathways can alter cellular response.

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Signal Transduction pathways link signal reception with cellular response.

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cells communicate with each other through direct contact with other cells or from a distance using chemical signaling.

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Cell communication processes share common features that reflect a shared evolutionary history.

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The brain and other life systems effectively store information for the future use of the organism

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The Chromosomal Basis of Inheritance (From Essential Knowledge 3.A.3) 

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The Chromosomal Basis of Inheritance (From Essential Knowledge 3.A.3) 

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Cell Specialization (From Essential Knowledge 3.B.1) 

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Cell Specialization (From Essential Knowledge 3.B.1) 

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Enduring Understanding 3.D: Cells communicate by generating, transmitting, and receiving chemical signals. 

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Enduring Understanding 3.D: Cells communicate by generating, transmitting, and receiving chemical signals. 

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Enduring Understanding 3.E: Transmission of information results in changes within and between biological systems. 

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Enduring Understanding 3.E: Transmission of information results in changes within and between biological systems. 

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Genetic information provides for the continuity of life, they are the building blocks that life is made from