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Biology questions and answers

Browse questions about Biology, with answers and explanations.

446 questions

Animal Kingdom39 questionsCell Biology79 questionsCirculatory System15 questionsClassification and Scientific Names8 questionsDigestive System16 questionsDiscoveries and Vaccines19 questionsEcology3 questionsEndocrine System8 questionsEnzymes and Hormones16 questionsExcretory System6 questionsHuman Health and Disease45 questionsMicrobiology14 questionsMiscellaneous48 questionsNervous System10 questionsNutrition and Biomolecules17 questionsPlant Diseases1 questionsPlant Kingdom42 questionsPlant Physiology24 questionsReproduction15 questionsRespiration4 questionsScientific Study8 questionsSensory Organs5 questionsSkeletal System4 questions

Questions

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Consider the following statements about apoptosis: 1. Apoptosis is a type of programmed cell death important for removing damaged or unnecessary cells. 2. Mitochondria…

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Which of the following Illustrations shows the mitochondrion’s structural details? The labelled illustrations are described below. a: A rectangular panel filled with dark circular…

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______are amoeboid (amoeba like movement, with pseudopodia) that can squeeze out through capillary walls.

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In aerobic respiration in eukaryotic cells, the breakdown of pyruvate in the presence of oxygen occurs in which part of the cell?

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Which structural feature of the nuclear membrane enables the exchange of substances between the nucleus and the cytoplasm?

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In which part of a cell does the breakdown of glucose into pyruvate occur?

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The rough endoplasmic reticulum (RER) appears rough under a microscope because small particles are attached to its outer surface. These particles are known as…

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Which type of plant tissue mainly contributes to the formation of a coconut’s tough outer shell?

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Within a cell, which function is primarily carried out by ribosomes?

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During cellular transcription, which key molecular event takes place?

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In eukaryotic cells, which internal framework made of proteins provides structural support and shape?

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Which of the following statements correctly describes connective tissues in the human body? 1. Tendons are tough structures made of dense regular connective tissue…

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Which item does not belong with the others based on biological function?

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Which of the following options shows the usual sequence of genetic information transfer in gene expression?

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Which of these biomolecules is an essential component of the plasma membrane?

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Which stage of cellular respiration produces the highest amount of energy (ATP)?

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Which of the following best describes the goal of stem cell therapy in modern medicine?

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Which of the following statements about the G0 (G zero phase) phase of the cell cycle is most accurate?

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Which of the following is a characteristic feature of meristematic tissues in plants?

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