Human Biology Exam 1 Study Guide.
Biology - answeris the study of life
what is life? - answer1. living things contain nucleic acid, protiens, carbohydrates, and lipds
2. living things are composed of cells
3. Living things grow and reproduce
4. Living things use energy and raw materials
5. Re...
How to tell the difference between psuedoscience and science - answer✔Is the information consistent
with information from other credible sources?
How reliable is the source of the information?
Were proper scientific procedures employed?
Were experimental results properly interpreted? (+ check the methods!)
Are there any other possible explanations for the results?
Chemistry - answer✔is the basis
of matter
and life (Biology!)
Matter - answer✔takes up space and has mass
Atoms - answer✔units of matter
cannot be broken into smaller substances by ordinary chemical means
made of protons, neutrons, electrons
Element - answer✔pure form of matter with only one kind of atom
Isotopes - answer✔atoms with the same number of protons (and electrons) but different number of
neutrons
Radioisotopes - answer✔are unstable and emit particles or energy
Ion - answer✔an atom that has gained or lost electrons; has a + or - charge
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