TEAS SCIENCE answers

TEAS SCIENCE EXAM WITH VERIFIED CORRECT QUESTIONS AND ANSWERS 2025/2026 Where are the tibia and fibula located in the body? -answerCrural The mitochondrial inner membrane carries out the same functions in cellular respiration as the BLANK membrane of chloroplasts in photosynthesis. -answerThylakoid Which of the following proteins is presented in blood plasma? -answerFibrinogen Which of the reasons should lead to the rejection of the data? -answerData are biased by the methodology How does soaps property as an emulsifier make it useful for washing dirt off one's hands with water? -answerSoaps' dual polar, and nonpolar nature help bond oil and water Which of the following contributes to the repolarization of a neuron? -answerOpening the potassium channels to allow potassium to leave the neuron A study found two processes. Process A and Process B to be correlated. Which of the following is true for these processes? -answerThe study does not indicate a casual relationship between the processes How many times stronger is the hydrogen ion concentration of a pH 4 solution compared with a pH 9 solution? -answer100,000 If a mothers BLANK cell contains mutated DNA, this mutation can be passed to her offspring -answergerm An individual suffers blunt trauma to the thoracic cavity. Which of the following organs is at greatest risk from this injury -answerHeart and lungs After being absorbed in the small intestines, where do lipids first enter? -answerLacteal Vessels Which of the following organ filters excess solutes from the blood? -answerKidney Which is the function of the bone? -answerStorage of minerals Which of the following is correct regarding the pH scale? -answerA substance with a pH of 3 is 10 times more acidic than a substance with a pH of 4 Which functions does the myelin sheath perform for a nerve cell? -answerInsulation Which of the following summarizes a change that takes place as a solid turns into a liquid. -answerparticles become less ordered To accurately measure the density of a series of small irregular solids made of plastic, wood, fiberglass, and glass, a student will need which of the following lab tools? -answergraduated cylinder, water, weighing balance Which of the following classes of biological molecules includes enzymes? -answerProteins Which of the following best describes the result of using a catalyst in a chemical reaction? -answerthe reaction is completed in a shorter amount of time A patient goes to the doctor with a cold and sore throat and asks for antibiotics. The doctor refuses to prescribe the pt. Illness is caused by which of the following pathogens? -answerVirus Which of the following conclusions is supported by the data? -answerAir resistance is greater for A than for B Which of the following is an efferent neuron that is responsible for releasing a neurotransmitter that stimulates a muscle cell to contract? -answermotor neuron Which of the following correctly structure from simple to complex? -answeratoms, cells, tissue, organs Which of the following describes a genetic mutation that results in uncontrollable division of a single cell within the body? -answercancer The covalent bonds between the monomers of an enzyme macromolecules are -answerglycosidic bonds Which of the following layers of skin lack blood vessels? -answerEpidermis Experiments cannot validate hypothesis, only falsify them.The statement above can be restated in which of the following ways? -answercertain concepts cannot be subjected to direct experimentation. Which of the following structures is present in both prokaryotic and eukaryotic cells? -answercell membrane If a portion of a strand of DNA bases reads 5'AGCTAGCGT 3. What would the sequence of bases on the complementary strand read ? -answer3'AGCTAGCGT 5' Which of the following physiological responses is caused by the release of anti-diuretic hormones? -answerIncrease in water reabsorption in the collecting duct Which of the following is the approximate threshold value for mammalian neurons? -answer-55mV Which of the following vessels carries oxygenated blood -answerPulmonary vein The cytoskeleton of a cell is comprised of which of the following macromolecules? -answerProtein Which of the following types of cells produce and release antibodies? -answerPlasma B cells Which of the following substances protects the skin from ultraviolet radiation? -answerMelanin Which of the following is an example of the adhesive property of water? -answerRaindrop stick to the outside of a window Experiments cannot validate hypotheses only falsify them. The statement above can be restated in which of the following ? -answerA hypothesis that has not been falsified remains provisional. A researcher set up an investigation to find out if fertilizer increased the height of basil plants grown in a greenhouse. She set up an experiment where she measured the initial height of each plant and then gave one group of 12 basil plant fertilizer A fertilizer and another group of 12 basil plants to fertilizer B. She kept all other conditions the same after 8 weeks , she measured the height of the plants. Which of the followings is a error in her experimental designed? -answerShe missing a control group that was given neither fertilizer Which of the following terms describes the relation of the chambers of the heart during the cardiac cycle ? -answerDiastole Which of the following structures is an exocrine gland ? -answerparotid gland A researcher writes a grant proposal to repeat an experiment that was recently published by another researcher. Which of the following statements best support the grant proposal. -answerRepeating the published work will provide indecent confirmation of the results. Which of the following occurs in an oxidation reaction? -answerRemoval of electrons Which of the following tools can be used to measure the turbidity of a liquid by measuring the transmission of light through the sample? -answerSpectrophotometer Genetic information describing the characteristics often organism is found in which of the following -answerNuclei For which of the following reasons does a chloride ion have a negative charge ? -answerit gained an electron Which of the following is a function of bone ? -answerDetoxification of alcohol secretion Which of the following is a component of the integumentary system that secreted pheromones? -answerApocrine gland Hikers who found a human body high altitude in the Italian Alps through the man had died recently , but test indicated he was shot with an arrow more than 5300 years ago. Which of the following would be the best reason for prolonged prevention of the body. -answerThe body was frozen in the cold temperature of Alps shortly after he died and remained frozen until it was found Emphysema caused by damage to alveoli from toxins and pollutants is likely to result in the body having difficulty performing which of the following actions ? -answerExchanging oxygen and carbon dioxide The triple points of a substance is the temperature and pressure at which the substance exists as which of the following ? -answerSimultaneously in solid , liquid , as gas phases Which of the following substances is responsible for donating H+ ions to act as a buffer when blood rises ? -answerCarbonic acid Which of the following units should be used to measure the volume of a blood sample ? -answerCentimeters A student is making sodium carbonate (Na2CO3) by heating sodium bicarbonate (NaHCO3) in a closed container according to the following reaction. NaHCO3(s) = Na2CO3(s)+ CO2(g)+ H2O(g)Which of the following actions will results in a increase in the yield of Na2CO3? -answerIncreasing the amount of NaHCO3 Which of the following immune system molecules creates holes in the cell membrane of their target cells in order to destroy the cell? -answerPerforins A