In a study locality, rabbits are the only prey of coyotes.  Biologists estimated the population sizes of rabbits and coyotes each year for 5 years and the data are shown in the table below.  Interpret these data about predator/prey relationships.    

Two of Darwin’s finches display a character displacement when they occur as sympatric species. Which of the statements correctly interprets the graph?    

Recent extinctions of species can be attributed to several causes.  Which of the following is not considered a major cause of such extinctions?  

A small island has stable populations of plants and animals, including one species of hawk as the only predator. The removal of the hawks could cause ____________ population size.

In the vascular bundles of most dicot stems, primary phloem differentiates toward the ________of the stem, while primary xylem differentiates toward the ________of the stem.

*In fungi, plasmogamy results in _____.

Why do viruses only infect specific types of cells?

Many indicators show that temperatures are increasing, and climate patterns are changing on a global scale.  What is NOT a likely result of these changes?

*Which of the following phyla are matched correctly?. 1. Chytridiomycota – haplodiplontic, pheromones secreted by female gametes, flagellated zoospores 2. Microsporidia – no mitochondria, anaerobic, animal parasite 3. Basidiomycota – aseptate, sexual and asexal reproduction, asexual reproduction by pigmented sporangiophores. 4. Glomeromycota – no sexual reproduction, mutualism with plants 5. Zygomycota – septate, meiosis occurs in a saclike structure and followed by mitosis, 8 spores released by each sac.

SA 1 – (10 points) You will compute the determinant of the following by cofactor expansion along the second column. Show all work and label the steps for full credit. This will be uploaded all at the end of the exam. REWRITE the problem identifying which one it is.