12th Grade Biology Quizzes, Questions & Answers
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TIME ALLOTTED: 40 MINUTES
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Questions: 30 | Attempts: 3596 | Last updated: Feb 21, 2025
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Sample QuestionThe helical structure of protein is stabilized by
Take this Electron Transport Chain (ETC) practice exam questions with answers quiz and evaluate for yourself. An ETC is a series of four protein complexes (and/or other molecules) that couple redox reactions and transfer...
Questions: 30 | Attempts: 5462 | Last updated: Feb 26, 2025
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Sample QuestionA reaction has a positive delta G. This means...
There are a lot of processes that take place in living things, and these processes take place at a low or increased rate. For metabolism to take place, there have to be some enzymes involved. Take up the quiz below and get to see...
Questions: 30 | Attempts: 1484 | Last updated: Apr 23, 2025
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Sample QuestionWhich of the following describe(s) some aspect of metabolism?
Explore the fundamentals of the nervous system and action potentials in Chapter 11. This quiz covers key topics such as ion concentration, membrane potentials, glial cells, neurotransmitters, and channel states, essential for...
Questions: 15 | Attempts: 1186 | Last updated: Apr 21, 2025
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Sample QuestionConcerning concentration differences across the plasma membrane (at rest), there is
Take this quiz to get that A+/100% on that upcoming Biology unit test of yours! Happy Sweeties! Study up and enjoy!!!!:):):):)
Questions: 70 | Attempts: 588 | Last updated: Mar 21, 2023
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Sample QuestionWhat is the number of chromosomes in a normal human karyotype?
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Biology is a study of life which consists of living and non living things. This study also looks through the relationship between higher animals and micro organism in order to survive through harsh and favorable conditions. Many...
Questions: 10 | Attempts: 1942 | Last updated: Oct 24, 2024
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Sample QuestionHow many kingdoms are living things classified into?
Biology is the branch of science dealing with the study of life. It describes the characteristics, classification, and behaviors of organisms, how species come into existence, and the interactions they have with each other...
Questions: 14 | Attempts: 562 | Last updated: Oct 24, 2024
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Sample QuestionWhich of following cause changes in perception, thought, emotion and consciousness?
MIDTERM 1 CHEE 370 assesses knowledge in key biological processes including glycolysis, genetic materials, and cellular components. It tests understanding of biochemical structures and genetic mechanisms, essential for students...
Questions: 35 | Attempts: 254 | Last updated: Mar 22, 2023
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Sample QuestionAt the end of glycolysis, the original carbons of the glucose molecule form:
Are you interested in the subject of biology? Could you pass a biology quiz? Biology is a branch of natural science and is very important to our daily lives. As a study of life and living organisms, it attempts to establish...
Questions: 24 | Attempts: 260 | Last updated: Mar 22, 2023
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Sample QuestionWhat would happen if there was a mutation to Complex I and Complex II of the electron transport chain of cellular respiration so that it could not oxidize NADH?
Welcome to another quiz under the umbrella of physiology, where today we’ll be discussing the membrane channel – which is a family of biological membrane proteins which allow for water, ions and other solutes to...
Questions: 15 | Attempts: 457 | Last updated: Mar 21, 2023
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Sample QuestionAn increase in membrane thickness will have what effect on the rate of simple diffusion on a non-polar substance.
All my quizzes and test questions combined throughout the year for my biology class to study for my final.
Questions: 106 | Attempts: 213 | Last updated: Mar 21, 2023
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Sample QuestionIf an atom has a charge of +1, which of the following must be true?
Biology and living organisms are interesting part of nature which are fascinating to study. If you are prepared to test your knowledge, this quiz will help you understand this part of nature even better, try it out.
Questions: 50 | Attempts: 242 | Last updated: Mar 21, 2023
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Sample Question. A 55-year-old woman presents with pain in her right hip and thigh. The pain started approximately six months ago and is a deep ache that worsens when she stands or walks. Your examination reveals increased warmth over the right thigh. The only laboratory abnormalities are alkaline phosphatase 656 IU/L (normal 23 to 110 IU/L), elevated 24-h urine hydroxyproline, and osteocalcin 13 ng/mL (normal 6 ng/mL). X-ray of hips and pelvis shows osteolytic lesions and regions with excessive osteoblastic activity. Bone scan shows significant uptake in the right proximal femur. Which of the following should you include in your differential diagnosis?
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