Class Notes (837,550)
Canada (510,314)
Biology (1,140)
BIOL 1902 (382)
Lecture

wk 13.doc

6 Pages
162 Views
Unlock Document

Department
Biology
Course
BIOL 1902
Professor
Michael Runtz
Semester
Winter

Description
TERMS AND EXAMPLESFINAL LECTURESEED DISPERSAL IN PLANTS CONTINUEDFORESTS HAVE PHYSICAL BARRIER OF TRUNKS AND LEAVES THUS WIND NOT PRESENT IN SUMMER AWIND IS AVAILABLE ONLY IN FALL WINTER WHEN THERE ARE NO LEAVES ON TREES ONLY A FEW PLANTS EXPLOITB ANIMALS SPRING EPHEMERALS SEEDS MATURE IN MIDSUMMER TRILLIUMS VIOLETS ETCSEEDS CONTAIN ANT FOODELAIOSOMES PROTEIN PACKAGE ON SEEDSC RAIN DROPS USED TWO WAYS A SPLASH CUPSMITREWORT B SPRING BOARDFOAMFLOWER D VIOLETS ALSO USE BALLISTIC EJECTIONFORCIBLE EJECTION OF SEEDSSOME PLANTS IN WET AREAS HAVE BALLISTIC EJECTIONJEWELWEEDTOUCHMENOTSEEDS MATURE IN PODS THAT DEVELOP HIGH TENSION SPRING APART WHEN TOUCHED AND CATAPULT SEEDS UP TO 3 METRES FROM PLANTADVANTAGES TO SEED DISPERSAL1 LESS CROWDING AND COMPETITON WITH PARENT NUTRIENTS SOME LIGHT 2 IF PARENT DISEASE OR PARASITE LESS CHANCE OF SPREADING TO YOUNG AND VICA VERSA3 WHEN OFFSPRING MATURES REDUCES CHANCE OF INBREEDING I HOPE YOU HAVE SEEN THAT IN ALL ASPECTS OF THEIR LIVES WILDFLOWERS AND OTHER PLANTS ARE MUCH MUCH MORE THAN A BUNCH OF PRETTY FACESPARENTAL INVESTMENT IN ANIMALS PARENTAL INVESTMENTINVESTING ENERGY AND RESOURCES INTO THE PRODUCTION OF YOUNG AT THE RISK OF A PARENT NOT PRODUCING ANY MORE YOUNGPARENTAL INVESTMENT CAN BE AN INVESTMENT INSIDE THE BODY USUALLY ONLY BY FEMALE OUTSIDE BODY BY ONLY FEMALE BY BOTH MALE AND FEMALE OR BY A LARGER GROUP WOLF PACKS FOR EXAMPLEPARENTAL CAREPARENTAL INVESTMENT THAT IS GIVEN OUTSIDE OF THE BODYSEVERAL CONSIDERATIONS FOR PRODUCING YOUNG 1 NEED FAVOURABLE ENVIRONMENTAL CONDITIONS FOR THE YOUNG IE NOT TOO COLD THIS IS THE REASON MOST YOUNG ANIMALS ARE HATCHED OR BORN IN SPRING OR SUMMER2 THERE MUST BE SUFFICIENT FOOD AVAILABLE TO FEED THE YOUNG
More Less

Related notes for BIOL 1902

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit