Download Characteristics of Living Things

Name _____________________________________________________
Webquest: Characteristics of Living Things
PART 1
What are the 7characteristics or traits that every living thing has? Us the following link to help
fill in the answers http://infohost.nmt.edu/~klathrop/7characterisitcs_of_life.htm
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PART 2
Life on Mars
Use the following web site
http://www.nasa.gov/audience/forstudents/postsecondary/features/mars_life_feature_1015.h
tml
What is Life?
What is the difference between the list you just completed on the 7 characteristics and the
ones listed on this web site?
Life on Earth
What about life on Earth made makes scientist think there may life else where?
Life on Mars
What was found In 1966? ________________________________
Where was it found? ________________________________________
What is it called? ________________________________________________
What structure did the scientist look at? ___________________________________
How did they test the structures? ________________________________________
What did they conclude? _________________________________________________
WHY?
Search for life on Mars
What did we use to search for life on Mars? __________________________________
What were the years of the program? ___________________________________
Did they all give us information? If not – what happened?
Life survives in Harsh environments:
Explain WHY scientist look at different places around the Earth for life forms.
Where have they found life that would be considered a HARSH environment ?
Why is this place considered a harsh environment?
Mars in the Past
What was the surface like on Mars in the past?
What was the atmosphere like on Mars in the past?
What did volcanoes produce on Mars?
What would life need to exist on Mars?
Explain the three things that scientist think life would need to exist.
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Conclusion
What is the conclusion regarding life on Mars and why?
PART 3
Characteristics of Life Data Table
C. elegans
(Caenorhabditis elegans)
Video: Moving C. elegans
http://www.exploratorium.edu/imaging_station/students/c_elegans.html
Category
Characteristics of Life
Description of Observed Characteristics
Sea Urchins (Lytechinus pictus)
Video: Sea urchin cell division
http://www.exploratorium.edu/imaging_station/students/sea_urchins_div.html
Category
Characteristics of Life
Category
Description of Observed Characteristics
Sea Urchins (Lytechinus pictus) Video: Sea urchin fertilization
http://www.exploratorium.edu/imaging_station/students/sea_urchins_fert.html
Characteristics of Life
Category
Description of Observed Characteristics
Blood Cells Video: Human white blood cells
http://www.exploratorium.edu/imaging_station/students/blood_cells.html
Characteristics of Life
Description of Observed Characteristics
Cellular Structure and Function
Video: Elodea leaf cells
http://www.exploratorium.edu/imaging_station/students/cell_struct_funct.html
Category
Characteristics of Life
Description of Observed Characteristics
Stem Cells
Videos: Compare Mouse embryonic stem cells—movie 1 with Heart cells grown from mouse embryonic stem cells—
movie 1
http://www.exploratorium.edu/imaging_station/students/stem_cells.html
Category
Characteristics of Life
Description of Observed Characteristics
Cell energy use in Motility Video: Crawling Amoeba
http://www.exploratorium.edu/imaging_station/students/cell_motility.html
Category
Characteristics of Life
Description of Observed Characteristics
Zebrafish (Danio rerio)
Video: Zebra fish development
http://www.exploratorium.edu/imaging_station/students/zebrafish.html
Category
Characteristics of Life
Description of Observed Characteristics
Resources
http://www.davis.k12.ut.us/265720113114858593/lib/265720113114858593/Biology/Chapter%201%20and%20Nature%20of%20Science/
WQ%20-%20Char%20of%20life.pdf
http://infohost.nmt.edu/~klathrop/7characterisitcs_of_life.htm
http://www.nasa.gov/audience/forstudents/postsecondary/features/mars_life_feature_1015.html