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1. Cite one piece of evidence supporting the theory of evolution. Why does it support evolution? 2. Describe one contributing factor to mass extinction. 3. Describe 2 of the following 3 terms and give an example of each (include the example and the organism to which it belongs):homologous structures, analogous structures, vestigial structures 4. Describe an organism for 3 of the major phylum. Name the organism. What characteristics does this organism possess to include it in this phyla? 5. Why is habitat loss dangerous to a species?
6. Do you feel that human population is subject to the same ecological laws as other populations? Why? 7. What are three adaptations that plants have made for living on land? 8. Biodiversity may be thought of as the diversity of species within an area. Why is biodiversity important to the organisms within a community?
What two levels of classification make up the scientific name
What genotypic and phenotypic proportions are expected in F2. Six platyfish with dissimilar tail spotting patterns live in eastern Mexico. Five of them can interbreed and produce fertile offspring. One of them cannot interbreed with the other five. W..
Suppose that you have come up with a way of enlarging single cells to such a degree that a DNA duplex has a diameter of 0.1 mm - about the thickness of a human hair.
In a population there are 456 individuals that are AA, 562 individuals that are Aa and 225 individuals that are aa. What is the expected number of aa individuals in this population?
Write down two-page essay which clearly describes scientific controversy surrounding topic and implications for your understanding of evolutionary biology.
What tissue has several different kinds of cells and all three types of fibers and is found where two different tissues meet and wrapped around organs?
Discuss how the different amino acids contribute to protein structure. You do not need to discuss the role of amino acids in metabolism in this question.
In wild petunias, the allele for red flower color ( R ) is dominant over the allele for white flower color ( r ). We sample a population and find 225 plants have white flowers and seventy-five have red flowers.
what are biosynthetic pathways in cells
Describe what would be the specific probable effects on the cell if each of these organelles were lost. Try to avoid picking the same pair as other students in your class.
So I know that the oocyte and the sperm are the female and male"germ cell", and that the germ cells give rise to gametes, whichfuse at fertilization. What's the process of a germ cell becomingactual "gametes"? (especially in females) Is it a matte..
Think about the following three mice: a gray male, a gray female, and a tan female. When the male mated with the gray female, all the offspring were gray.
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