Modern cell theory Study guides, Class notes & Summaries

spontaneous generation : ancient belief: life can arise from nonliving matter Key scientists of spontaneous generation : Francesco Redi, John Needham, Lazzaro Spallanzani Francesco Redi : This scientist disproved spontaneous generation by showing that maggots do not spontaneously arise from decaying meat. John Needham : Believed there was a life force that caused spontaneous generation Lazzaro Spallanzani : replicated redi and needham's experiments, disproved of spontaneous generatio...

Biology 5235 Praxis 2 Latest Update Graded A+ observation the act of noticing and describing events or processes in a careful, orderly way hypothesis scientific explanation for a set of observations that can be tested in ways that support or reject it independent variable variable that is deliberately changed (manipulated variable) dependent variable variable that is observed and that changes in response to the independent variable (responding variable) control group exposed to the same cond...

Not very many proteins in the eukaryotic cytoplasmic membrane. Where did they go? - Answer-They are still in the membrane and they are still busy, but most of the proteins went to the mitochondrial membrane in eukaryotes. Cellulose and Chitin - Answer-Use specific b-1,4-glycosidic bonds between sugars provides strength and rigidity. In algae Fungi - Cell Wall - Answer-You have a NAG in chitin for cell walls in fungi. The cell wall is all NAGs Cytoskeleton Function - Answer-Involved in intr...

Brooks Biodiversity Unit 1 Exam with Complete Solutions evolution the concept that all given organisms are related to each other though common ancestry Have scientists proven that life exists? No Big Bang Theory of how the universe formed 16-18 billion years ago Symbiosis the interaction between two different organisms living in close association "life coming together" Spontaneous Generation Theory that life arose spontaneously from inanimate matter. Not a widely held beli...

Identify characteristics of living things that distinguish them from non-living things. - There are 9 characteristics of living things that distinguish them from non-living things. 1. Organization 2.Evolution of populations 3. DNA 4. Reproduction 5. Response to environment 6. Metabolism 7. Homeostasis 8. Contain one or more cells. Give a brief overview of the historical events that contributed to modern cell biology. Recall the associated names and dates involved in the events discuss...

MTTC Integrated Science Exam Question & Answers 2024. Independent Variable - correct answer The experimental factor that is manipulated; the variable whose effect is being studied. Placed on the x-axis (horizontal) on a graph. Dependent Variable - correct answer The variable that is measured in an experiment. Placed on the y-axis (vertical) on a graph. Scientific theory - correct answer Must be repeatable. Possible to be disproved and capable of change. Sampling and Sample Size - correct ...

BIOLOGY EOC QUESTIONS AND ANSWERS RATED A+ Cell theory was first proposed in 1838. Evidence obtained through additional scientific investigations resulted in the current cell theory. Which statement describes a component of the original cell theory that was removed because of the new scientific knowledge? A. All living things are made of cells. B. All cells come from other preexisting cells. C. Cells form through spontaneous generation. D. Cells are the basic structural and functional unit...

scientific method - ANSWER careful observation of phenomenon in the world, ask critical questions and develop a hypothesis or educated guess, test the hypothesis to validate or invalidate it parts of a microscope - ANSWER eyepiece, high power objective, medium power objective, low power objective, specimen holder, stage, power switch, brightness control dial, longitudinal stage motion, lateral stage motion, aperture diaphragm lever, condenser, lamp, fine focus, coarse focus carrying the mi...

Biology 1406 final exam practice questions and answers already passed What is not a part of the Cell Theory The molecules within a cell are alive the process that converts DNA to mRNA Transcription The process that converts mRNA to protein Translation The four cells produced in meiosis will have a n number of chromosomes and will differ genetically from each other what are the reactants of photosynthesis Carbon Dioxide, water and sunlight which scientists influenced Darwin by...

ANT 100 midterm 1(evo. and arch.) Exam Questions and Answers 100% Pass Evolutionary Anthropology(Evo. lec 1) - Answer- - application of modern evolutionary theory to studies of morphology, ecology, and behaviour of human and non-human primates Carolus Linnaeus()(Evo. lec 1) - Answer- - father of taxonomy - helped create system of species classification Georges-Louis Leclerc, Comte de Buffon()(Evo. lec 1) - Answer- - founded biogeography - came up w/ idea that species change over time -...