BSC 1005 Exam 1 Review Questions with 100% Correct Answers | Latest Update | Verified

The fraudulent study trying to link to autism to the MMR vaccine had widespread consequences because ____________ - decreasing the number of children receiving vaccines posed a health risk to society Which of the following is a negative effect of ocean acidification threatening marine organisms such as corals and oysters? - decreased concentration of carbonate ions for skeleton and shell growth Which of the following can be used to evaluate biodiversity at the level of a community? - species diversity Match the following properties of life with the following examples: - regulation of internal environment---freshwater turtles increase body temperature by lying in the sun reproduction---all cells are produced from other cells evolutionary adaptation---population of desert plants have characteristics that help them survive in heat growth and development--- human changes over a lifetime energy processing--- grizzly bear eats a salmon Which of the following levels represents the first level with all properties associated with life - cell Hydrogen bonds give water unique properties, including ________________. (choose all that apply) - cohesion and adhesion solid form (ice) is less dense than liquid form makes a good solvent moderate water temperature A(n) _____________ is the only subatomic particle to participate in chemical reactions - electronDamage to the ozone layer in the atmosphere can cause negative health effects due to the increase in UV-B rays reaching Earth's surface. - True Which of the following represents a monomer of carbohydrates? - glucose The peptide bonds in proteins are created when amino acids are joined by a ______________ reaction. - dehydration The structure and function of plasma membranes are primarily based on the arrangement of which macromolecule - phospholipid When giving a solution through an IV into the human bloodstream, what tonicity would you expect it to be? - isotonic In photosynthesis, the dark reaction part does not require light but typically does not occur at night because it is dependent on products from the light reactions. - True Which of the following structures all common to all cells? (choose all that apply) - cytoplasm chromosomes with DNA ribosomes plasma membrane Which of the following types of transport across a membrane does not require energy? choose all that apply - osmosis simple diffusion facilitated transport Hypotonic solution - Water enters the cellHypertonic solution - water leaves the cell Isotonic solution - no net change in water volume of the cell Primary producers living in ecosystems without sunlight must rely on the process of ____________ to create energy. - chemosynthesis In cellular respiration, glucose is broken down in order to create energy to produce ________, the energy source used by cells. - ATP The cell theory states: Living things are made of cells and cells reproduce from other cells - True 7 properties of life - 1. Order 2. Regulation of Internal Environment 3. Growth and Development 4. Energy Processing 5. Response to the Environment 6. Reproduction 7. Evolutionary Adaptation Roles of biology and technology in society - Biology • Studies natural world Technology • Applies scientific knowledge for a purpose Society • Determines applications • Increase in technology affects society Scientific method - make an observation, ask a question, formulate hypothesis and predictions, test and experiment, analyze data, make conclusionHypothesis - Possible explanations to explain a set of observations • Testable by experiment • Data used to reject or accept hypothesis Prediction - Possible outcomes of experiment • Must be falsifiable • Experiment can produce evidence of prediction being wrong What are the 3 "Big" theories in biology? - • Cell Theory • Gene Theory • Theory of Evolution • Cell theory - • Living things are made from cells and cells arise from other cells