pore bearing vascular plants
quillwort The ancestors of the land plants were multicellular green algae
that became established on the land over 400 million years ago.
Colonization of land required evolution of several n
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Variation at species level
Pace of evolution
Direction of evolution
Darwins mechanism for evolutionary change
individual level (reprod
BIO 125 General Botany Laboratory
Lab 9 Bryophytes & Ferns
Nov. 05, 2013
Understand how gametangia (structures in which sex cells are produced) and zygotes develop.
Understand how the form and structure of bryophytes differs from th
TYPES OF PHOTOSYNTHESIS
This page introduces you to photosynthesis and explains the three types of photosynthesis and their
relevance for desert adaptation.
Photosynthesis: the jamming together of CO2 (carbon dioxide) with H2O (water) to make CH
April 17, 2012
In the city of Pittsburgh there are many places where you can get tested for
STDs. There are over 44 places in the greater Pittsburgh area that offer testing. You can
go to pretty much any hospital in th
April 4, 2012
HIV/AIDS is a very deadly disease. Although most commonly found in African
American Cultures. In a 10 year span, HIV/AIDS cases rose by 12 million people. In the
past 5 years it has risen by only 5 milli
February 21, 2012
Topic 2 Part 1
With medicines today there are a lot of new breakthroughs. With people finding
cures for diseases they usually try and find a vaccine for it. You might be wondering to
yourself what is a vaccine
Bio Transmitted STD
February 7, 2012
Since 1940 sexual transmitted diseases and other diseases have infected us but we
have had antibiotics since then. Antibiotics resistance is the abiltity of bacteria or other
microbes to res