• Resource ID: R4SCI0021
    • Grade Range: 9–12
    • Subject: Science

    Cell Homeostasis: Osmosis

    The focus of this resource is cell homeostasis and, more specifically, osmosis. Students investigate the concept through a virtual lab, recording and analyzing data, creating sketches to represent vocabulary, and discovering the role of aquaporins in water transport through the cell membrane.

    • Resource ID: R4SCI0027
    • Grade Range: 10–12
    • Subject: Science

    Region 4 Project Share Gateway Resource What’s Trending with the Elements?

    This resource, aligned with Chemistry TEKS (5)(C), provides alternative or additional tier-one learning options for students using the periodic table to identify and explain trends.

    • Resource ID: BM1L8B
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Cell Specialization and Differentiation

    Given examples, descriptions, and illustrations, students will be able to describe the role of DNA, RNA, and environmental factors in cell differentiation.

    • Resource ID: CM3L4
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Valence Shell Electron Pair Repulsion

    Given illustrations or descriptions, students will predict the shape of molecules based upon the extent of the electron pair electrostatic repulsion.

    • Resource ID: CM3L5
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Chemical Bonding: Metallic Bonds

    Given scenarios or diagrams, students will describe the nature of metallic bonding and explain properties such as thermal and electrical conductivity, malleability, and ductility of metals.

    • Resource ID: CM2L6
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Electron Configuration

    Given descriptors, diagrams, and chemical symbols, students will use the periodic table to determine the electron configuration of neutral atoms.

    • Resource ID: CM3L9
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Moles and Molar Mass

    Given descriptions or chemical formula of a substance, students will use the concept of a mole to relate atomic mass to molar mass.

    • Resource ID: CM5L3
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Types of Solutions: Saturated, Supersaturated, or Unsaturated

    Given scenarios, graphs, diagrams, or illustrations, the student will determine the type of solution such as saturated, supersaturated, or unsaturated.

    • Resource ID: BM0L8
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Equipment for Biology

    Given investigation scenarios, students will determine the equipment that best fits the procedure.

    • Resource ID: BM1L6
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Cell Processes: Fermentation

    Given descriptions or illustrations, students will identify where fermentation occurs and the results of fermentation.

    • Resource ID: BM1L9
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Disruptions of the Cell Cycle: Cancer

    Given illustrations or descriptions, students will identify disruptions of the cell cycle that lead to diseases such as cancer.

    • Resource ID: BM2L3
    • Grade Range: 9–11
    • Subject: Science

    OnTrack logo Mechanisms of Genetics: DNA Changes

    Given illustrations or partial DNA sequences, students will identify changes in DNA and the significance of these changes.

    • Resource ID: BM3L4
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Taxonomy Standards

    Given examples, students will recognize the importance of taxonomy to the scientific community.

    • Resource ID: BM3L6
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Taxonomy: Major Groups

    Given illustrations or descriptions, students will determine the classification of organisms into domains and kingdoms.

    • Resource ID: BM5L5
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Homeostasis: Ecological Systems

    Given images, videos, or scenarios, identify and describe the responses of organisms, populations, and communities to various changes in their external environment.

    • Resource ID: BM4L6
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Biological Systems: Homeostasis

    Identify and describe internal feedback mechanisms involved in maintaining homeostasis given scenarios, illustrations, or descriptions.

    • Resource ID: BM5L1
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Relationships Between Organisms: Food Chains, Webs, and Pyramids

    Given illustrations, students will analyze the flow of matter and energy in food chains, food webs, and ecological pyramids.

    • Resource ID: BM5L8
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Organisms' Adaptations

    Given scenarios, illustrations. or descriptions, the student will compare variations and adaptations of organisms in different ecosystems.

    • Resource ID: BM5L7
    • Grade Range: 9–12
    • Subject: Science

    OnTrack logo Homeostasis—Succession

    Given scenarios, illustrations, or descriptions, the student will identify the process of ecological succession and the impact that succession has on populations and species diversity.

    • Resource ID: CM3L3
    • Grade Range: 8–12
    • Subject: Science

    OnTrack logo Covalent Bonding: Electron Dot Diagrams

    Given descriptions, diagrams, scenarios, or chemical symbols, students will model covalent bonds using electron dot formula (Lewis structures).