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Texas STAAR End-of-Course Exams
Texas STAAR Biology End-of-Course — biological structures & processes, mechanisms of genetics, biological evolution, and interdependence within environmental systems.
4 topics · 17 lessons · 55 practice questions
Biomolecules and cell structure; prokaryotic vs. eukaryotic cells and viruses; the cell cycle, differentiation, and cancer; photosynthesis, cellular respiration, and enzymes; and interacting body systems in animals and plants.
5 lessons · 14 practice questions
DNA structure and changes, gene expression and protein synthesis, meiosis and genetic diversity, and Mendelian and non-Mendelian inheritance.
4 lessons · 13 practice questions
Evidence of common ancestry, rates of evolutionary change, natural selection, speciation, and evolutionary mechanisms beyond natural selection.
4 lessons · 14 practice questions
Ecological relationships, matter cycling and energy flow through trophic levels, the carbon and nitrogen cycles, and biodiversity and human impact on ecosystem stability.
4 lessons · 14 practice questions
Create a free account to work through 55 practice questions with worked explanations, read the full lessons, take timed full-length practice exams, and track which topics you have mastered.
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