This rubric is designed for third-year undergraduate students (juniors) enrolled in a Cell Biology course. It provides a clear framework for assessing student performance across key learning objectives; ensuring a comprehensive understanding of cellular structures; functions; and processes. The rubric evaluates students on their ability to explain fundamental concepts; apply critical thinking to experimental data; and communicate scientific ideas effectively. Students will demonstrate their knowledge of cell organelles; membrane dynamics; signaling pathways; and the regulation of cellular activities. By meeting the rubric criteria; they will develop a deeper appreciation for the molecular mechanisms underlying life processes. The rubric emphasizes analytical skills; requiring students to interpret research findings; design experiments; and solve problems related to cellular functions. This fosters scientific literacy and prepares students for advanced coursework or research opportunities. Written and oral communication skills are also assessed; ensuring students can articulate complex ideas with clarity and precision. The rubric encourages the use of appropriate scientific terminology and logical organization in presentations and lab reports. Collaborative work is evaluated to promote teamwork and peer learning; mirroring real-world scientific environments. Feedback based on this rubric helps students identify strengths and areas for improvement; guiding their academic growth. By aligning assessments with learning outcomes; the rubric ensures that students gain both theoretical knowledge and practical skills essential for careers in biology; medicine; or research. Overall; this structured evaluation tool supports student success by fostering a rigorous and engaging learning experience in Cell Biology.