Interactive, Graphic Organizer/Worksheet, Lesson Plan, Vocabulary, Other


Collection of lessons, animation, labs that reviews information and concepts behind genes and DNA.


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collections genes DNA labs molecule genetics evolution



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SCI.7-8.S7-8:38.1: Science

Comparing and sorting organisms with similar characteristics into groups based on internal and external structures recognized by scientists.

SCI.7-8.S7-8:38.2: Science

Recognizing that individuals that can reproduce with one another and produce fertile offspring are classified as a species.

SCI.7-8.S7-8:38.a: Science

Scientists organize the vast diversity of organisms by describing similarities and differences among living things. Details of internal and external structures of organisms are more important for scientific classification than behavior and general appearance.

SCI.7-8.S7-8:38.b: Science

Individuals that can reproduce with one another and produce fertile offspring are classified as a species.

SCI.7-8.S7-8:39.1: Science

Identifying that traits occur randomly.

SCI.7-8.S7-8:39.2: Science

Explaining that advantageous traits of organisms are passed on through reproduction.

SCI.7-8.S7-8:39.3: Science

Comparing sexual with asexual reproduction.

SCI.7-8.S7-8:39.a: Science

Differences in physical characteristics (traits) occur randomly (by chance) in a population or species.

SCI.7-8.S7-8:39.b: Science

As environments change, organisms that possess advantageous traits (those that enable them to survive) pass those traits to offspring through reproduction.

SCI.7-8.S7-8:40.1: Science

Explaining how traits are passed on from the instructions of one or more genes that are inherited from the parents.

SCI.7-8.S7-8:40.a: Science

Every organism requires a set of instructions (genes) for specifying its traits. Heredity is the passage of these instructions from one generation to another.

SCI.7-8.S7-8:40.b: Science

As a result of sexual reproduction, half of an individual's traits come from one parent, half from the other.

SCI.7-8.S7-8:40.c: Science

An inherited trait of an individual can be determined by one or by many genes, and a single gene can influence more than one trait.

SCI.9-12.S9-12:30.1: Science

Predicting, explaining and drawing conclusions about the direction of movement of substances across a membrane.

SCI.9-12.S9-12:30.2: Science

Developing a model that illustrates the interdependence of cellular organelles (mitochondria, ribosomes, lysosomes, endoplasmic reticulum, cytoplasm) in biochemical pathways within the cell (e.g. mitochondria and chloroplasts: cellular respiration and photosynthesis; nucleus and ribosomes: DNA transcription and protein synthesis).

SCI.9-12.S9-12:30.3: Science

Explaining how the basic (general) shape and structure of each of the four types of organic molecules relates to its role in maintaining cell survival (i.e., Simple carbohydrates [monosaccharides] can be an energy source as a single molecule and a storage/structural molecule when multiple units are chemically combined-[starch, cellulose, chitin].).

SCI.9-12.S9-12:30.4: Science

Explaining how a specific sequence of amino acids determines the shape of a protein (i.e., hemoglobin molecule-normal vs. Sickle cell).

SCI.9-12.S9-12:30.a: Science

There are four basic types of organic compounds found in a cell (proteins, carbohydrates, lipids and nucleic acids).

SCI.9-12.S9-12:30.b: Science

Enzymes, proteins that regulate biochemical reactions, are critical to the survival of cells.

SCI.9-12.S9-12:30.c: Science

The molecular structure of a cell membrane allows for selective transfer of substances into and out of the cell (i.e., diffusion, osmosis, facilitated diffusion, active transport).

SCI.9-12.S9-12:30.d: Science

The shape of proteins in a cell determines the structure and function of that cell, hence survival of the organism (i.e., cytoskeleton, biochemical functions, catalysts).

SCI.9-12.S9-12:31.1: Science

Creating a model which illustrates how the DNA of all cells/tissues in an organism is produced from a single fertilized egg cell (mitosis).

SCI.9-12.S9-12:31.2: Science

Explaining how the nucleotide sequence in DNA (gene) directs the synthesis of specific proteins needed by a cell (e.g., protein synthesis) and cell division.

SCI.9-12.S9-12:31.a: Science

Every body cell in an organism contains the identical genome (DNA) which is maintained from one cell generation to the next by mitosis and DNA replication.

SCI.9-12.S9-12:31.b: Science

Transmission of genetic information to offspring occurs through egg and sperm cells that contain only one representative from each chromosome pair.

SCI.9-12.S9-12:31.c: Science

The genetic information in a cell's DNA is used to direct the synthesis of the thousands of proteins that each cell requires, however only portions of the genome are active in any one cell.

SCI.9-12.S9-12:31.d: Science

Genetic variation in organisms arises from gamete formation and sexual reproduction.

SCI.9-12.S9-12:32.1: Science

Predicting the change in an embryo caused by disruption of the ectoderm or mesoderm or endoderm during embryonic development (e.g., Fetal Alcohol Syndrome, drugs, injury).

SCI.9-12.S9-12:32.2: Science

Comparing the role of various sub-cellular units in unicellular organisms to comparable structures in multicellular organisms (i.e., oral groove, gullet, food vacuole in Paramecium compared to digestive systems in multicellular organisms).

SCI.9-12.S9-12:32.a: Science

Cell differentiation is regulated through the expression of different genes within the embryo cells. During embryonic development of complex multicellular organisms, chemicals within the cells activate and deactivate portions of the genetic code as influenced by the cell's environment and past history.

SCI.9-12.S9-12:32.b: Science

Unicellular organisms lack differentiation, but sub-cellular units carry out all life functions.

SCI.9-12.S9-12:33.1: Science

Comparing and contrasting the structure of mitochondria and chloroplasts as cell organelles, the interrelatedness of their functions, and their importance to the survival of all cells.

SCI.9-12.S9-12:33.2: Science

Describing and justifying a possible flow of energy from the environment through an organism to the cellular level, and through the cell from assimilation through storage in ATP.

SCI.9-12.S9-12:33.3: Science

Investigating and describing enzyme action under a variety of chemical and physical conditions.

SCI.9-12.S9-12:33.a: Science

In living systems, energy flows through matter and is stored and released through chemical reactions. Basic survival energy transformations between cells and their environment include aerobic and anaerobic respiration and photosynthesis reactions. Energy is necessary for work to be accomplished and life to be sustained (e.g., At the cellular level, this work can be growth, repair, reproduction, and synthesis).

SCI.9-12.S9-12:33.b: Science

Energy is stored in living systems in ATP molecules. Energy is transformed through living systems from the environment through specific cell organelles and specific chemical processes.

SCI.9-12.S9-12:33.c: Science

Energy transformations in living systems are enzyme dependent.

SCI.9-12.S9-12:38.1: Science

Developing a graphic representation that illustrates and compares the degree of molecular similarity among several species (e.g., DNA or amino acid sequences).

SCI.9-12.S9-12:38.a: Science

Formal classification systems of organisms (Domain, Kingdom, Phylum...) are based upon molecular similarities and differences among organisms.

SCI.9-12.S9-12:38.b: Science

A species is the most fundamental unit of classification. Similarity of species (degree of kinship) can be substantiated by the molecular composition (e.g., DNA /amino acid sequences, biochemical similarity within species).

SCI.9-12.S9-12:39.1: Science

Using evidence to apply the theory of Natural Selection to a scenario depicting change within a given population over time/through many generations (e.g., bacterial resistance to antibiotics, neck length of the giraffe, animal camouflage).

SCI.9-12.S9-12:39.a: Science

The diversity of present-day organisms resulted from changes over time in many ancestral organisms.

SCI.9-12.S9-12:39.b: Science

Evolution (change over time) is based on variety within species. A greater variation within a species increases the possibility of species survival under changing conditions. Life on earth is thought to have begun four billion years ago, as simple, one-celled organisms about some of which still exist today.

SCI.9-12.S9-12:39.c: Science

Natural Selection provides a mechanism for evolution and leads to organisms well-suited in a particular, existing environment.

SCI.9-12.S9-12:39.d.: Science


SCI.9-12.S9-12:39.d.: Science

genetic variability of offspring

SCI.9-12.S9-12:39.d.: Science

a finite supply of resources, producing stress and competition

SCI.9-12.S9-12:39.d.: Science

the selection (survival and subsequent reproduction) of offspring best suited to a particular environment

SCI.9-12.S9-12:39.e: Science

Molecular structure provides additional evidence for evolution.

SCI.9-12.S9-12:40.1: Science

Modeling and explaining how the structure of DNA is maintained and relates to genes and chromosomes, which code for specific protein molecules within a cell.

SCI.9-12.S9-12:40.2: Science

Modeling or diagramming new gene combinations that result from sexual reproduction (e.g., dominant/recessive traits).

SCI.9-12.S9-12:40.3: Science

Explaining how alteration of a DNA sequence may affect physical/chemical characteristics of the human body (e.g., sickle-cell anemia, cancer genetic engineering).

SCI.9-12.S9-12:40.4: Science

Comparing and contrasting the chromosome content of somatic cells and that of sex cells (gametes).

SCI.9-12.S9-12:40.a: Science

Instructions for specified characteristics of an organism are carried in DNA. (NSES) The information passed from parents to offspring is coded in DNA molecules. DNA molecules are long chains linking just four kinds of smaller molecules, whose sequence encodes genetic information.

SCI.9-12.S9-12:40.b: Science

The human body is formed from cells that contain homologous parts two copies of each chromosome.

SCI.9-12.S9-12:40.c: Science

New heritable characteristics can result from new combinations of existing genes or from mutations of genes in reproductive cells.

SCI.9-12.S9-12:40.d.: Science

The sorting and recombination of genes in sexual reproduction results in a great variety of possible gene combinations (Include value of meiosis, but not phases).

SCI.9-12.S9-12:40.d.: Science

Some new gene combinations make little difference, some can produce organisms with new and perhaps enhanced capabilities and some can be deleterious.

SCI.9-12.S9-12:40.d.: Science

Gene mutations can be caused by radiation and chemicals (legal and illegal) and are passed on to offspring when they occur in sex cells.

SCI.9-12.S9-12:40.d.: Science

Inserting, deleting or substituting DNA segments can alter genes.

SCI.9-12.S9-12:40.d.: Science

Changes in DNA (mutations) occur spontaneously at low rates, but can affect the organism in many ways or may go unnoticed.

SCI.9-12.S9-12:40.e: Science

Gene mutations in a cell can result in uncontrolled division called cancer. Exposure of cells to certain chemicals and radiation increases mutations and thus chances of cancer.
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