Intro to Biology Straighterline Exam Questions and Answers 100% Pass
Intro to Biology Straighterline Exam Questions and Answers 100% Pass Organs are composed of tissues, which are composed of cells. This is an example of which characteristic of life? - Answer- Living things have levels of hierarchical organization. Nutrient molecules are used to build cellular structures or for energy. This best represents which characteristic of life? - Answer- Living things acquire materials and energy from the environment. The smallest unit that has all of the characteristics of life is the - Answer- cell. The blueprints for structural organization and metabolism are contained in____, and the offspring receive copies of these instructions___. - Answer- DNA; from the parent If a new anti-cancer drug is found to be effective in initial tests with mice, what might researchers conclude? - Answer- The drug is effective in the mouse model; it must still be tested in humans. True or false? Science technology is a basis for all ethical or moral decisions. - Answer- False True or false? Science technology has brought about life-improving discoveries, such as antibiotics. - Answer- True True or false? Science technology helps us to understand the causes of cancer. - Answer- True True or false? Science technology may ease the feeding of the world population by producing new plant strains. - Answer- True True or false? Scientific experimentation may make use of a model instead of an actual subject. - Answer- True Technology is the______. - Answer- application of scientific knowledge for a practical purpose. Which of the following is a potential consequence if people stop using technology in the agriculture industry? a) There could be a significant decrease in the amount of food produced. b) There would be a collapse of many of the terrestrial ecosystems on Earth. c) The extinction of the top level species that reside in the communities around the agricultural land. d) The amount of food produced would increase. e) None of these consequences will occur if people stop using technology in the agriculture industry. - Answer- a) There could be significant decrease in the amount of food produced. Corn belongs to the kingdom... - Answer- Plantae You have discovered a previously unknown organism. It is multicellular, with a filamentous form, and absorbs food from its environment. Upon microscopic examination, you see that the cells have nuclei. How would you classify this organism? - Answer- kingdom Fungi Which domain contains organisms that are adapted to life in harsh environments? - Answer- domain Archaea
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