Just give the anwer, don\'t need explan. Thank you Multiple-Choice Questions 1)
ID: 199872 • Letter: J
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Just give the anwer, don't need explan. Thank you
Multiple-Choice Questions 1) Which of the following types of cells utilize deoxyribonucleic acid (DNA) as their genetic material but do not have their DNA encased within a nuclear envelope? A) animal B) plant C) archaean D) fungi 2) To understand the chemical basis of inheritance, we must understand the molecular structure of DNA. This is an example of the application of which concept to the study of biology? A) evolution B) emergent properties C) reductionism D) feedback regulation 3) As letters are to English language, A) proteins B) nucleotides C) DNA double helix is/are to genetic information D) A and B 4) Which of the following statements is true? A) mRNA is the only type C) A typical human liver cell has one set of chromosomes of RNA found in the living system B) All forms of life employ the same genetic code D) Organisms interact but do not affect their environment 5) Use the following figure to answer the question Bacteria Archaea L Eukarya The phylogenetic tree ) depicts that Archaea is closer to Bacteria than Eukarya B) depicts that Eukarya is closer to Bacteria th C) includes unicellular and some forms of multicellular life, but not complex animals and plants D) includes every single life form on this earth ) Following a scientific method, which of the following is the correct order of steps? A) Observa B) Observation Hypothesis C) Experiment Hypothesis Observation Analysis Conclusion Comm D) Observation Hypothesis Experiment Analysis- Conclusion Communicate tion Analysis Hypothesis Conclusion Communicate results Experiment t Communicate results Analysis Conclusion unicate results 7) A friend of yours calls to say that his car would not start this morning. He asks for your help. You say that you think the battery must be dead. If so, then jump-starting the car from a good battery will solve the problem. In doing so, you are a theory for why the car will not start B) making observations to inspire a theory for why the car will not start C) stating a hypothesis and using that hypothesis to make a testable prediction D) comparing multiple hypotheses for why the car will not start n ion with six protons, seven neutrons, and a charge of 2+ has an atomic number of our B) five SIX D) seven 9) The atomic number of ni nucleus of nitrogen-15 contains A) 7 neutrons trogen is 7. Nitrogen-15 has a greater mass number than nitrogen-14 because the atomic B) 8 neutrons C) 8 protons D) 15 protonsExplanation / Answer
Answer:
1). C. archaean
2). B. Emergent properties
3). D. A& B
4). B. All forms of life employ the same genetic code
5). C. includes unicellular and some forms of multicellular life, but not complex animals and plants
6). D). Observation---hypothesis---experiment---analysis---conclusion----communicate results
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