CK12 Life Science
Figure 1.12: Evolution explains the millions of varieties of organisms on Earth. ( 2 ) ...
What would you study if you were a biogeographer? Further Reading / Supplemental Links Moore, John, A.,Science as a Way of Kn ...
science A way of knowing about the physical world, based on observable evidence, testing predictions, and reasoning. science the ...
Observations, Data, Hypotheses, and Experiments Imagine that you are scientist who wants to know something like, “Why do whales ...
support for the hypothesis. If the predictions are incorrect, that suggests the hypothesis is wrong. Make Observations Observe s ...
“Is the percentage of deformed frogs in pond A (your pond) greater than the percentage of deformed frogs in other places?” Figur ...
Any hypothesis needs to be written in a way that it can: Be tested using evidence. Be falsified (found false/wrong). Provide me ...
Communicate Results Scientists communicate their findings in a variety of ways. For example, they may discuss their results with ...
Figure 1.16: A healthy newborn being examined by a doctor. ( 23 ) Lesson Summary The scientific method is an inquiry process us ...
Vocabulary applied science The application of science to practical problems. basic science Research whose goal is just to find o ...
Check Your Understanding What is the scientific method? What is an experiment? Using Microscopes Microscopes, tools that you m ...
Figure 1.17: Basic light microscopes opened up a new world to curious people. 1, ocular lens or eyepiece; 2, objective turret; 3 ...
Figure 1.18: Antoine van Leeuwenhoek, a Dutch cloth merchant with a passion for mi- croscopy. ( 1 ) ...
Figure 1.19: Drawing of microscopes owned by Antoine van Leeuwenhoek. Bacteria were discovered in 1683 when Antoine Van Leeuwenh ...
object and can magnify an image up to two million times with a very clear image (”high resolution”). Scanning electron microsco ...
instruments and tools for the wide range of life science specialties. For example, a medical research laboratory and a marine bi ...
Figure 1.23: A thermocycler used for molecular biological and genetic studies. ( 17 ) Figure 1.24: A laboratory fume hood. This ...
Figure 1.25: This graph shows a model of a relationship between a population of coyotes (the predators) and a population of rabb ...
Vocabulary applied research Research designed for the purpose of producing results that may be applied to real world situations. ...
Check Your Understanding What is the scientific method? Introduction There are some very serious safety risks in scientific re ...
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