BIO 100 Lab Test 1 Questions And Already Passed Answers.
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Course
Bio 100
Institution
Bio 100
What is the smallest unit of life? - Answer Cells
To which kingdom do single celled organisms with considerable internal complexity belong? - Answer Protista
What is the difference between prokaryotes and eukaryotes? - Answer Prokaryote- has no nucleus (free DNA)
Eukaryote- has nucl...
BIO 100 Lab Test 1 Questions And
Already Passed Answers.
What is the smallest unit of life? - Answer Cells
To which kingdom do single celled organisms with considerable internal complexity belong? - Answer
Protista
What is the difference between prokaryotes and eukaryotes? - Answer Prokaryote- has no nucleus
(free DNA)
Eukaryote- has nucleus
List the four steps in the scientific method. - Answer Observe-->Hypothesize--> Test--> Interpret
Formulate a hypothesis for determining the beneficial effect of a nutritional substance. - Answer If a
substance has a higher caloric intake then more energy will be provided.
Define dependent and independent variable. - Answer dependent: the outcome based on the variable
we controlled
independent variable: the one we control/manipulate, variable being tested
List three criteria for judging the reliability of a scientific report. - Answer Logical, observational, and
Emperical
List the four major groups of macromolecules and their basic structural units. - Answer Proteins:
formed by amino acids (enzymes, muscles, hair) (monomers--> polymers)
Carbohydrates: are made of glucose molecules (sugar, starch, chips)
Lipids: formed by fatty acids (fats, oils, cholesterol, cell membrane)
Nucleic Acids: consist of nucleotides (RNA, DNA)
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