Biology study guides
LA-LEAP Β· Louisiana LEAP Β· aligned to LDOE.
- Louisiana LEAP 2025 Biology LS1 (Biochemistry and Energy): a complete overview of the chemistry of life, macromolecules, enzymes, photosynthesis, and cellular respiration
A deep-dive guide to biochemistry and energy on the Louisiana LEAP 2025 Biology test: the chemistry of carbon and water, the four macromolecules, enzymes and activation energy, photosynthesis, and cellular respiration, with the item types the test uses.
π 15 min readHS-LS1-5, HS-LS1-6, HS-LS1-7 - Louisiana LEAP 2025 Biology LS1 (Cells and Transport): a complete overview of cell theory, cell types, organelles, membrane transport, mitosis, and meiosis
A deep-dive guide to cells and transport on the Louisiana LEAP 2025 Biology test: cell theory, prokaryotic and eukaryotic cells, organelles and structure-function, the cell membrane and passive and active transport, the cell cycle and mitosis, and meiosis as a source of variation, with the item types the test uses.
π 15 min readHS-LS1-2, HS-LS1-3, HS-LS3-2 - Louisiana LEAP 2025 Biology LS1 (The Human Body and Homeostasis): a complete overview of homeostasis, body organization, transport and gas exchange, the nervous and endocrine systems, and the immune system
A deep-dive guide to the human body and homeostasis on the Louisiana LEAP 2025 Biology test: homeostasis and feedback, levels of organization and body systems, transport and gas exchange, the nervous and endocrine systems, and the immune system, with the item types the test uses.
π 15 min readHS-LS1-2, HS-LS1-3 - Louisiana LEAP 2025 Biology LS2 (Ecology and Interdependence): a complete overview of energy flow, the cycling of matter, carrying capacity, ecosystem stability, and human impact
A deep-dive guide to the LS2 ecosystems core idea on the Louisiana LEAP 2025 Biology test: energy flow and food webs, the cycling of matter, population dynamics and carrying capacity, ecosystem stability and resilience, and human impact, with the item types the test uses.
π 15 min readHS-LS2-1, HS-LS2-2, HS-LS2-4, HS-LS2-5, HS-LS2-7 - Louisiana LEAP 2025 Biology LS3 (Genetics and Heredity): a complete overview of DNA, protein synthesis, Punnett squares, inheritance patterns, mutations, and biotechnology
A deep-dive guide to the LS3 heredity core idea on the Louisiana LEAP 2025 Biology test: DNA structure and replication, protein synthesis, Mendelian genetics and Punnett squares, non-Mendelian inheritance, mutations, and biotechnology, with the item types the test uses.
π 16 min readHS-LS1-1, HS-LS3-1, HS-LS3-2, HS-LS3-3 - Louisiana LEAP 2025 Biology LS4 (Evolution and Classification): a complete overview of the evidence for evolution, natural selection, speciation, classification, and biodiversity
A deep-dive guide to the LS4 evolution core idea on the Louisiana LEAP 2025 Biology test: the evidence for common ancestry, natural selection and adaptation, speciation and extinction, classification and cladograms, and biodiversity, with the item types the test uses.
π 15 min readHS-LS4-1, HS-LS4-2, HS-LS4-4, HS-LS4-5