The mass number of an tom is the number of A. protons in the atom B. neutrons in

Question

The mass number of an tom is the number of A. protons in the atom B. neutrons in the atom S protons and electrons in the atom D. electrons and neutrons in the atom E. neutrons and protons in the atom II. Which of the following is mismatched? A. aplastie anemia bone marrow fails to produce erythrocytes B. hemolytic anemia- increased destruction of erythrocytes C pernicious anemia- loss of blood from the body D. iron deficiency anemia - lack of iron absorption for erythropoiesis iron defeclensy amgen s orioetion for E hemorrhagic anemia loss of blood from the body 12. Consider the following structural levels: chemical, organ, tissue, cell, and encompasses the other four? A. tissue B. organ system C. organ D. chemical E. cell organ system. Which level 13. A red blood cell that is placed in a hypertonic solution A. gains water B. loses water C. floats D. ruptures. E. neither gains nor loses water. 14. What type of connective tissue is found between the vertebrae? A. hyaline cartilage B. fibrocartilage C. elastic cartilage D. dense irregular elastic tissue E. dense regular collagenous tissue

Explanation / Answer

Mass number of an atom is the number of neutrons and protons in the atom.. the atoms of different elements have different number of protons .answer is E Pernicious anemia are decreased in red blood cells when the body cannot absorb enough vitamin b12. Answer is C because in the questions the pernicious anemia loss of blood which is a wrong statement Cell -organ-chemical -organ system -tissue these are arrange from smallest to largest. The organ system encompasses . Answer is B A red blood cells placed in hypertonic solution will losses water due to the laws of osmosis in which movement of substance from lower concentration to higher concentration through a semipermeable membrane .Answer is B

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