Biology 104 - Study guides, Class notes & Summaries

Biology 104 Final Exam with complete solution Phylum Chordata consists of what group of animals? -Correct Answer-The Chordates What is a notochord? -Correct Answer-A flexible dorsal structure with muscles attached to it It is the first embryonic skeletal part What is the dorsal tubular nerve chord? -Correct Answer-The "spinal chord"; enlarges on the anterior side to form brain The muscular part used for locomotion in aquatic species of chordates -Correct Answer-Post anal tail Des...

Biology 104 Exam 1 questions with correct answers List the hierarchy of life: (11) -Correct Answer-molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere DNA is made of -Correct Answer-nucleic acid The subunit of DNA is -Correct Answer-nucleotide What sugar is in DNA -Correct Answer-deoxyribose What kind of base does DNA have -Correct Answer-hydrogenous What element is also present in DNA -Correct Answer-phosphorus What ar...

Biology 104: Plant Exam questions with correct answers What are the characteristics of a plant? -Correct Answer-A multicellular, eukaryotic, autotrophic organism with a cell wall (cellulose), performs photosynthesis, store starch, non mobile, alternation of generations, reproductive protection tissue From what organism did plants evolve? -Correct Answer-Charophytes (green algae) What are the adaptations of plants to life on land? -Correct Answer-the need for a constant supply of water (ro...

Diabetes Correct Answer-a disease that is characterized by abnormally high blood-sugar levels. Osteoporosis Correct Answer-a disease that is characterized by thinning bones Nutrients Correct Answer-are components in food that the body needs to grow, develop, and repair itself. Energy Correct Answer-is the ability to do work. Energy powers our activities, including building complex muscles macronutrients Correct Answer-are the nutrients that our body requires in large amounts. enzy...

Other than energy, what does food contain that is vital for life? Correct Answer-nutrients malnutrition Correct Answer-lack of essential nutrients in diet leading cause of death for children worldwide Correct Answer-malnutrition (answer) Where/why is malnutrition prevalent? Correct Answer-Sub-Saharan Africa; hot/dry, growing season is short essential nutrients Correct Answer-obtained in food (amino acids, fats, vitamins, minerals) because the body can't make them purpose of essen...

Biology 104 Midterm practice questions with correct answers Hypothesis -Correct Answer-are tested with an investigation called an experiement. Biosphere -Correct Answer-Includes all of the ecosystems of Earth and its atmosphere where life can survive. Cell -Correct Answer-Smallest unit that can be called life. Theory -Correct Answer-an explanation for a natural phenomenon Population -Correct Answer-Members of the same species living together in the same place and time Community -...

Prokaryotes do not have a ________. However, they do have ________. Correct Answer-nucleus, DNA. What two things store energy in cells? Correct Answer-ion gradient and covalent bonds. True or False: both prokaryotes and eukaryotes have ribosomes and plasma membranes. Correct Answer-True What are the big 6 atoms? Correct Answer-Carbon, Hydrogen, Oxygen, Phosphorus, Sulfur, Nitrogen What is assimilation? Correct Answer-making the big 4 macromolecules (proteins, carbs, nucleic acids, li...

Biology 104: Plant Exam Questions With Complete Solutions 100% Correct What are the characteristics of a plant? A multicellular, eukaryotic, autotrophic organism with a cell wall (cellulose), performs photosynthesis, store starch, non mobile, alternation of generations, reproductive protection tissue From what organism did plants evolve? Charophytes (green algae) What are the adaptations of plants to life on land? the need for a constant supply of water (roots), the need for as much e...

Biology 104 Exam 1 Questions With Complete Solutions 100% Correct List the hierarchy of life: (11) molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem, biosphere DNA is made of nucleic acid The subunit of DNA is nucleotide What sugar is in DNA deoxyribose What kind of base does DNA have hydrogenous What element is also present in DNA phosphorus

Biology 104 Final Exam Study Guide Questions With Solutions 100% Correct Fungi Evolution 1. The common ancestor started in the water with flagellae. 2. Loss of motile cells. Move to land. 3. Many evolved with angiosperms over the past 100 MY Basidiomycetes Reproduction Haploid spores are produced along the edges of the gills. See dikaryon and basidium. Dikaryon Used to describe the two nuclei hypha have