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ATI TEAS 7 Science-With 100% verified answers-2024-2025 .docx, Exams of Nursing

ATI TEAS 7 Science-With 100% verified answers-2024-2025 .docx

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2023/2024

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Download ATI TEAS 7 Science-With 100% verified answers-2024-2025 .docx and more Exams Nursing in PDF only on Docsity! ATI TEAS 7 Science-With 100% verified answers-2024-2025 1. Which of the following is the appropriate threshold value for mammalian neurons? o -80 Mv o -55 mV o 0 mV o +35 mV 2. In a certain plant, red flowers are dominant over white flowers. A plant heterozygous for red flowers and a plant with white flowers are crossed. Which of the following is the expected proportion of phenotypes in the next generation? o 2 red, 2 white o 4 red, 0 white o 3 red, 1 white o 1 red, 3 white 3. Which of the following structures is present in both prokarayotic cells? o Endoplasmic reticulum o Cell membrane o Chloroplast o Golgi apparatus 4. Which of the following can lead to a tsunami? o Sunspot activity o Lightning strikes o Flooding o Earthquakes Reach out to [email protected] for any study resources or help with essays and assignments. Thank you. 5. Which of the following are used to determine a person’s DNA sequence? o Genes o Blood type o Hormones o Enzymes 6. Which of the following organic molecules contain both an amine and carboxyl group? o Lipids o Chitin o Cellulose o Proteins 7. Osteoporosis results from which of the following o A decline in osteoclast activity while osteoblast activity continues at expected levels o An increase in osteocyte activity while osteoblast activity continues at expected levels o A decline in osteoblast activity while osteoblast activity continues at expected levels o An increase in osteocyte while activity continues at expected levels. 8. Which of the following is released by one type of immune cell to directly activate type of immune cell? o Lysozymes o Perforin o Cytokines o Pineal gland o Hypothalamus o Thymus o Pancreas 18. Which of the following is the process in which an ovarian follicle matures and releases a reproductive egg? o Menstruation o Ovulation o Fertilization o Oogenesis 19. Which of the following reasons explains why it is important for new scientific findings to be published? o Publishing findings will help scientists become more biased o Other scientists can validate or disapprove the findings o Scientists will get paid if their findings are published o This prevents other scientist from performing similar tests. 20. Which of the following substances is responsible for donating H+ ions to act as a buffer when blood pH rises? o Carbon dioxide o Carbon monoxide o Oxygen o Carbonic acid 21. Which of the following is the structure through which blood exits the glomerulus? o Proximal tubule o Distal tubule o Afferent arteriole o Efferent arteriole 22. Which of the following is the function of totipotent cell? o Carries electrical impulses o Fights infectious diseases o Aids the maturation of sex cells o Develops into any kind of cell 23. Which of the following statements best supports the hypothesis that viruses can cause cancer? o Genes that regulate cell division are found in some viruses o Viruses and cancer cells both replicate rapidly o Cancerous and normal cells share genetic sequences o Cellular DNA has sequences related to viral sequences 24. In a phase diagram, which of the following is the term used for a substance held at temperature and pressure where the solid, liquid, and gaseous states of a substance exist simultaneously? o Critical point o Triple point o Critical temperature o Absolute zero 25. Which of the following microorganisms lack their own metabolic pathways and can reproduce inside a host cell? o Protozoa o Helminths o Viruses o Bacteria 26. If a portion of a strand of DNA bases reads 5’ AGCTAGCGT 3’, what would the sequence of bases on the complementary stand read? o 3’ AGCTSGCGT 5’ o 5’ UCGAUCGCA 3’ o 5’ TCGUTCGCU 3’ o 3’ TCGATCGCA 5’ 27. In a phase diagram, which of the following is the term used for a substance held at a temperature and pressure the liquid and gaseous phases of a substance merge together into a single phase? o Critical point o Triple point o Critical temperature o Absolute zero 28. Which of the following indicates the function of sodium bicarbonate released by the pancreas? o Sodium bicarbonate stimulates the pyloric sphincter o Sodium bicarbonate is a protease that digests carbohydrates o Sodium bicarbonate neutralizes the acidity of chime o Sodium bicarbonate inhibits peristalsis 29. Which of the following types of cells produce and release antibodies? o Natural killer cells o The ultraviolet rays at such a high altitude caused all the body’s molecules to be preserved. 37. Nitrogen gas is an extremely stable because its structure contain which of the following? o Hydrogen bonds o Triple covalent bonds o Resonance bonds o Ionic bond. 38. Which of the following best describes the result of using a catalyst in a chemical reaction? o The yield of a product is increased o A greater amount of heat energy is released by the reaction o A more desirable product is often formed o The reaction is completed in a shorter amount of time. 39. Which of the following substances protect the skin from ultraviolet radiation? o Kerstin o Melanin o Perspiration o Sebum 40. In a hypertonic solution, water flows through aquaporins embedded in the plasma membrane of the cell. This type of transport is best known as which of the following? o Osmosis o Active transport o Facilitated diffusion o Diffusion 41. Which of the following is a group that can be measured against the experimental group? o Control o Variable o Manipulated o Responding 42. A myocardial infarction affects which of the following blood vessels of the heart? o Coronary artery o Pulmonary o Vena cava o Aorta 43. Which of the following processes caused most of the carbon dioxide from the blood to most into alveoli? o Active transport using energy o Diffusion down a concertation gradient o Passive transport using carrier proteins o Conversion to carbon monoxide 44. Which of the following substances is excreted by sweat glands in response to the breakdown of proteins and the formation of ammonia? o Sebum o Water o Urea o Lysozymes 45. Lithium has an atomic number of 3 and a mass of 7, which of the following is the number of protons in a lithium atom o 12 o 7 o 4 o 3 46. Which of the following allows the AIDS virus, which contains RNA to insert viral DNA into the DNA of a host T-cells after the AIDS virus enters the cells? o Receptor proteins located on the surface of the virus o Reverse transcriptase, an enzyme encoded by the virus o The phospholipids found on the envelope of the virus o The protein that makes up the capsid of the virus 47. A patient’s urine output was 800 ml/hr. following a treatment, the patient’s urine output increased to 1200 ml/hr. What is the percentage change in the urine output? (round the answer to the nearest whole number) 50%