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What are the characteristics of life? - ANS 1. Life is organized. 2. Life requires materials + energy. 3. Life needs to maintain homeostasis. 4. Respond to stimuli. What are the different levels of life? - ANS 1. Atom. 2. Molecule. 3. Cell. 4. Tissue. 5. Organ. 6. Organ System. 7. Organism. 8. Population. 9. Community. 10. Ecosystem. 11. Biosphere. Which category has the most organisms? - ANS Kingdom has the most organisms. What are the domains of li...

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BIO-105 • BIO-105

Bio 105 sestero montevallo exam 3 Questions And Answers

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Describe the general structure of a nucleotide and the structure of a DNA molecule. - ANS dna- a polymer of nucleotides nucleotide- deoxyribose (5-carbon sugar) phosphate bound to 5 of the sugar Nitrogenous base bound to the 1' carbon of the sugar i.Purine: adenine (A), guanine (G) ii.Pyrimidine: thymine (T), cytosine (C) How are neighboring nucleotides linked together in a DNA strand? - ANS covalent phosphodiester bond What role does the order of nitrogenous bases in...

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BIO-105 • BIO-105

BIO 105 Lab Exam Practice Questions With Complete Solutions

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What is the total magnification of an object if the ocular lens is 10X and the objective lens in 40X? - ANS 400X The condenser on a light microscope is used to - ANS Converge the beam of light so it passes through the specimen Which of the following is the correct order for the scientific method? - ANS Observation, hypothesis, experiment, conclusion, further testing Which statement is NOT true about a hypothesis? a. Experiments are performed to test a hypothesis...

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BIO-105 • BIO-105

Bio 105 Exam 1 Questions And Answers

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Biology - ANS the study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behavior, origin, and distribution. Characteristics of Life - ANS The seven characteristics of life are: living things are characterised with cells; they have different levels of organization, and they also use energy. Others include response to their environment, growth, reproduction, and they also adjust to their environment. Scientific Metho...

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BIO-105 • BIO-105

BIO 105 - Exam One Questions And Answers

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Summarize the flow of energy through living systems and explain what happens to most of the energy - ANS Physically: solar energy - chemical energy: energy found in chemical bonds of carbohydrates, pats and proteins mechanical energy: energy of motion = kinetic energy, position of an object before it moves (potential energy) energy from food - ATP - energy for cellular activities - ATP + P (phosphate) Monomers - ANS individual units Monomers of carbohydrates - ANS ...

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BIO-105 • BIO-105

BIO 105 Exam 1 Review Questions And Answers

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Define Biology - ANS study of living things Know the steps in the scientific method - ANS 1. Observation 2. Question 3. Hypothesis 4. Experiment 5. Analyze 6. Hypothesis- True 7. Report results *6. Hypothesis-Fasle *7. Revise hypothesis Recognize what science can and cannot investigate - ANS it can investigate reasoning: why, how, what... cannot investigate right or wrong What special aspect determines an element's properties - ANS number of...

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BIO-105 • BIO-105

Bio-105 Exam #1 Questions And Answers Graded A+!!!

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biology - ANS The study of living organisms and their interactions with one another and their environmnets cell - ANS smallest fundamental unit of structure and function in living thiings biosphere - ANS collection of all living things on earth community - ANS set of populations inhabiting a particular area ecosystem - ANS all living things in a particular area together with the abiotic parts homeostasis - ANS ability of an organism ...

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BIO-105 • BIO-105

Bio 105 exam 1 practice questions With complete Solutions

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The four main categories of bio-molecules are? - ANS Proteins, Nucleic acids, Lipids, Carbohydrates What type of bond holds together the parts of a water molecule? - ANS Polar covalent bond What is the basic unit of structure and function of living things? - ANS A cell If the most common form of Carbon has 6 protons, 6 neutrons, and 6 electrons. Which elements would be an Isotope of carbon? - ANS An atom with 6 protons, 8 neutrons, and 6 electrons The ...