Biology accuplacer exam - Study guides, Class notes & Summaries

Biology - ANSWER The study of living organisms and their interactions with one another and their environments Scientific Method - ANSWER Observation, Hypothesis, Experiment, Data Collection, Conclusion, and Retest (if needed) Control Group - ANSWER Contains every feature of the experimental group except not given manipulation that is hypothesized about Dependent Variable - ANSWER Variable that is being measured

Scientific Method - ANSWER A series of steps followed to solve problems including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions. Supporting/fortifying the hypothesis - ANSWER Inference/conclusion written as a scientific report Chemistry - ANSWER The study of the properties of matter and how matter changes Atoms - ANSWER smallest unit of matter

Biology Accuplacer Exam with Questions Solved 100% Correct| Verified Answers What happens during prophase? - ANSWER Chromosomes condense and become visible, the nuclear envelopes breaks down and spindle fibers start to emerge from the centrosomes What happens during metaphase? - ANSWER The chromosomes line up down the middle of the cell and each sister chromatid is attached to a spindle fiber What happens during anaphase? - ANSWER The sister chromatids are puled toward opposite poles of t...

hydrolysis - ANSWER chemical reaction where a water molecule breaks one or more bonds --> substitution, elimination, and solvation functional groups in carbohydrates - ANSWER hydroxyl and carbonyl (C=O and OH) monosaccharides --> polysaccharides - ANSWER long chain of monosaccharides linked by glycosidic bonds becomes a polysaccharide --> starch, glycogen, cellulose, o

Accuplacer Biology Placement Exam Review with Questions Solved 100% Correct| Verified Answers High heat of vaporization - ANSWER Water vaporizes at a high heat. High heat of fusion - ANSWER Water freezes at a high temperature High specific heat - ANSWER Water can absorb or release a tremendous amount of energy with little change in actual temperature. The ability of water to resist changes in temperature. 1 gram of water will need to absorb 4.18 Joules (amount of heat) in order to increase...

Science as a process - ANSWER Scientific Method Steps of the Scientific method - ANSWER Ask a question, research the question, make a hypothesis, experiment, analyze the data, come to a conclusion, and communicate the conclusion to your peers. Hypothesis - ANSWER A testable prediction based on what is usually a limited amount of data. Can be either proved or disproven by experimentation.

Atomic Structure - ANSWER Protons and neutrons make up the nucleus of an atom.The nucleus is surrounded by a cloud of negatively charged electrons which are bound to the nucleus by an electromagnetic force. Identifying Elements - ANSWER Elements are arranged based on their atomic and mass numbers on the periodic table of elements. As you go across the table the atomic weight increases. Radioisotopes - ANSWER A naturally or artificially produced radioactive isotope of an element. Molecules...

Mitochondria - ANSWER Rod shaped bodies with a double membrane wall.Inner membrane is thrown into folds, or cristae.Contain enzymes that oxidize foodstuffs to produce cellular energy (ATP).Referred as the "powerhouses of cell". Centrioles - ANSWER Paired, cylindrical bodies lie at right angles to each other.Direct the formation of the mitotic spindle during division.Form the bases of cilia and flagella. Cytoskeletal elements - ANSWER Microfilaments,termediate filaments,Mircotubles,Provid...