charac of lt (2) biology

8/9/2019 Charac of LT (2) Biology

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Intro to BiologyChapter 1-3

http://www.biology4kids.com/files/cell_main.html

KEY CONCEPTS:What are the characteristics of living things?


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BIOLOGY

=__________________= ________________Study of living things

BacteriaImage from: https://reader010.{domain}/reader010/html5/0530/5b0e80527e040/5b0e8053d61e8.jpg

The science of LIFE


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Characteristics of

ALL LIVINGTHINGS


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1.______________________________

2. ______________________________

3. ______________________________4. _____________________________

5.______________________________

6. ______________________________

7. ______________________________

8. ______________________________

Made of cells.Reproduce

Based on universal genetic code

Maintain a stable internal environment

Grow and develop

Obtain and use materials & energy

Respond to their environment

As a group, change over time


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ALL LIVING THINGS ARE:

Made of cells

The _____ is the

______________.basic unit of life

http://sps.k12.ar.us/massengale/study_guides_bi.htm

CELL


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Made of cells____________organisms are

_____________made of only 1 cell

Image from: http://www.agen.ufl.edu/~chyn/age2062/lect/lect_06/bacsiz.GIF

(Ex: _________)

UNICELLULAR

bacteria


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Made of cells_________________ organisms_______ as _________ but as

adults are_________________________

Ex: (_____________________ )

MADE OF MANY CELLS

Images from:

http://www.angelbabygifts.com/http://www.inclusive.co.uk/downloads/images/pics2/tree.gif

MULTICELLULARBEGIN ONE CELL

a humana tree


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ALL LIVING THINGS

Reproduce________________________

_____________the

___________________

from _____________

________________

Seen in animals and plants

SEXUAL REPRODUCTION

Family image from: http://babyhearing.org/Parenet2Parent/index.asp

combines

sperm + egg = baby

genetic material

2 parents


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_________________________

makes a new organismusing the________________

from_________________

Seen in bacteria, plants, and some animals

ASEXUAL REPRODUCTION

Planaria animation: http://www.t3.rim.or.jp/~hylas/planaria/title.htm

ALL LIVING THINGS

Reproduce

genetic material

ONLY 1 PARENT


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In _____________ organisms,like a bacterium, growth ismostly a simple

________________.

Image by Riedell

ALL LIVING THINGS

Grow & develop

INCREASE in SIZE

SINGLE CELLED


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Multicellular organisms grow biggerby __________________AND _____________________.

increasing cell size

increasing cell number

Image from: http://www.bcps.org/offices/lis/models/life/images/grow.JPG

Image by Riedell

ALL LIVING THINGS

Grow & develop


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MULTICELLULAR ORGANISM dontjust contain MANY CELLS but

many _______________ of cellswith _____________________

Image from: http://www.isscr.org/images/ES-cell-Fig-2.jpg

DIFFERENT KINDSDIFFERENT FUNCTIONS


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The ________________EMBRYONIC STEM CELLSinto different looking ADULTcells doing different jobs =

__________________________DIFFERENTIATION

Image from: http://www.ncu.edu.tw/~ls/graph/faculty_pictures/whole_time/SLC/SLC_lab-1.jpg

PROCESS OF CHANGING


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_________________________

what makes them ___________ is_______________ are_______________________

See end of show for image sources

All cells have the SAME DNA...

WHICH GENESTURNED ON or OFF

different


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Its like having a whole libraryfull of books, but reading onlythe books that are important toyou.

http://www.adc.state.az.us/programs/offlibsvs.html

http://school.discovery.com/clipart/clip/report2.html


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ALL LIVING THINGSTake in Materials & Use Energy

To________________,organisms_______ a constant supply of

____________________ &____________

This sheep uses theMOLECULES and ENERGYin the food it eats to

make more sheep

grow and developneed

BUILDING MATERIALSENERGY!

http://ag.ansc.purdue.edu/sheep/ansc442/Semprojs/2003/spiderlamb/eatsheep.gif


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ALL LIVING THINGS

Take in Materials & Use Energy___________ useenergy from sunlight

or chemicals to________________

Ex: _____________ use____________to turn_________ into _________

AUTOTROPHS

http://www.inclusive.co.uk/downloads/images/pics2/tree.gif

Image from: http://vilenski.org/science/safari/cellstructure/chloroplasts.html

make their own food

GREEN PLANTSphotosynthesis

glucose


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ALL LIVING THINGS

Take in Materials & Use Energy

______________

get their energy by___________________

Ex: ________ (including you)and _________________

HETEROTROPHS

Image from: http://www.epa.gov/region5/superfund/ecology/images/fishcartoon.gif

consuming other organisms

Animalsmost bacteria


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Vocab wordthe combination of all the_________________ through

which an organism ________ or___________ materials as itcarries out its life processes

= ___________________metabolism

chemical reactions

builds upbreaks down


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ALL LIVING THINGS

Respond to their environmentA signal to which an organism responds= ___________________STIMULUS

Image from: http://www.travel-net.com/~andrews/images/animations/traffic.gif


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ALL LIVING THINGS

Respond to their environmentA stimulus can be

_________________EXTERNAL

Image from: http://www.ccs.k12.in.us/chsBS/kons/kons/images/stimresp.jpg

http://www.nofretete-page.de/gemischtNeu/TN_plant_grow_w.JPG


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Ex: When there is enoughwaterand ground is warm enough,

seed germinates. Rootsrespond to

gravity & grow downward.Leaves respond to sunlight& grow up.

http://www.nofretete-page.de/gemischtNeu/TN_plant_grow_w.JPG


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ALL LIVING THINGS

Respond to their environmentA stimulus can be

____________

http://www.israellycool.com/eat%20guy%20AFP.jpg

http://www.estrellamountain.edu/faculty/farabee/biobk/BioBookCHEM2.html

INTERNAL


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Ex: When theglucose level in yourbloodstream

becomes low, yourbody responds by

making you feelhungry.

http://www.israellycool.com/eat%20guy%20AFP.jpg

l


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VOCAB WORD

A cell works to keep conditionsinside the cell constant =______________________

IF temperature, water content,nutrients, acidity change too much

. . . the cell will die.

HOMEOSTASIS


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HOMEOSTASIS involves

internal __________ mechanisms

If body temp drops too low,shivering producesheat to warm you up.

http://www.dreamstime.com/thumb_4/1099235658Q3A4x8.jpg http://www.clipartheaven.com/clipart/seasons_&_weather/overheating_2.gif

If temp is too hot,sweating cools you down.

FEEDBACK


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HOMEOSTASIS

Drinking a BIG GULPincreases the amount

of water in your body

http://pluck.typepad.com/photos/uncategorized/restroom_blog.gif

Your next stop getsrid of the excess water.(OSMOREGULATION)

http://www.me-go.net/rtw/images/biggulp.jpg


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ALL LIVING THINGS

as a group, change over time= ______________

Allows _______ of________ in a

___________

EVOLUTION

survivalspecies

changing world

http://cache.eb.com/eb/image?id=63386&rendTypeId=4


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For something tobe categorized as

living or

nonliving, whatare essential?


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God is the source ofall life. It is to Him

that we oweeverything in the

natural world.


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All characteristics

of life are madepossible by God.


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Even if science triesvery hard to

duplicate life

through differentadvances,


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it remains impossible

to do so asPERFECTLY as

God designed allforms of life.

charac of lt (2) biology

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