Dames Rocket or Hesperis Matronalis
is native to Europe.
In Europe caterpillars and butterflies
kept this plant from being invasive.
It was brought to the United States in
Define the following terms:
1. Polygenic Trait- is a single trait whose phenotype is determined by the interaction
between alleles of more than one gene.
2. Aneuploidy- an abnormal number of one or more chromosomes
3. Mutation- is a change in the nucleoti
1. Discuss what is meant by a keystone species and why it is important.
A keystone species plays a central role in holding a community together because
other species depend on it.
Their removal from the ecosystem devastates the community, just as the re
August 27, 2013 Day 1
Today was the first day of BIO 105. During this class we went over the syllabus
and discussed the necessary precautions to receive a good grade in the class. After
discussing the syllabus
TEST 3: chapters 14-20
1. Antibiotics- are chemicals that either kill bacteria or slow their growth by interfering with the function
of essential bacterial cell structures
2. Binary Fission a type of asexual reproduction in which one parental cell divides
Tiffany Coscia & Mia Montilla
October 31, 2013
Over the last decade genetically modified organisms have become a huge part of our
society. Nearly eighty percent of the foods being sold in U.S. grocery stores
One advantage of using genetically modified plants is that they are pest
resistant. This is a huge advantage because farmers wont lose their crops
due to insects. Therefore, farmers wont lose money on lost crops. Most
consumers do not wish to eat crops th
Quiz 5: chapter 21 & 22
Ecology- the study of interactions between organisms and between organisms and their nonliving
4 levels of studying ecology:
o Individual: a single organism of a particular species (ex: wolf)
o Population: a group of in
1.Identify the methods of scientific inquiry and distinguish between science and
non-scientific ways of understanding the natural world.
2.Use your knowledge of the different levels of biological organization to answer
the question What is life?
Hypothesis a testable and falsifiable explanation for a scientific observation or question
A hypothesis is testable if it can be supported or rejected by carefully
designed experiments or nonexperimental studies
A hypothesis is falsifiable i