Illinois State BSC 197 Exam 1 Questions and Correct Answers/ Latest Update / Already Graded

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Illinois State BSC 197 Exam 1 Questions and
Correct Answers/ Latest Update / Already Graded
the level of organization of multicelluar organisms

Ans: Biosphere
Ecosystems
Communities
Populations
Organisms
Organs and Organ Systems
Tissues
Cells
Organelles
Molecules


How does the scientific method work

Ans: eliminates what is not true and what is left should reflect reality


emergent property

Ans: A characteristic an entity gains when it becomes part of a bigger system


3 Domains

Ans: bacteria, archea, and eukarya


bacteria

Ans: These single-celled organisms are known as prokaryotes


Archea


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Ans: single-celled organisms, but live in extreme environments like thermal
vents found in the ocean floor.


Eukaraya

Ans: Sometimes multicellular, these organisms contain complex cells that have
organelles and a nucleus to contain genetic information.


4 most important elements

Ans: Carbon, Oxygen, Hydrogen, and Nitrogen


atomic structure

Ans: Protons and neutrons in the nucleus. Electrons orbit the nucleus in the
electron shell


atmoic mass

Ans: number of protons + number of neutrons


atomic number

Ans: number of protons


oxygen

Ans: 6/8


nitrogen

Ans: 5/8


hydrogen


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