Bio 103 Study guides, Class notes & Summaries

Which energy molecule is the most common energy molecule used by cells? - ATP Aerobic cellular respiration (often just called cellular respiration) requires which molecule? - O2 Which of the following are inputs/reactants for aerobic cellular respiration? - O2 and C6H12O6 Which of the following are outputs/products from aerobic cellular respiration? - CO2 and H2O and 30-40 ATP energy molecules Why will cell use the complex metabolic pathway for slowly breaking down glucose through cellular ...

NIU: BIO 103- Exam 4 Latest Update Graded A+ What is the driving force behind the diversity of life on Earth? Evolution is the unifying principle of biology. What was a French naturalist who wrote a 44-volume catalog of all known plants and animals? Count Buffon was a French naturalist who wrote a 44-volume catalog of all known plants and animals. What was Count Buffon's significant contribution to the field of biology? Count Buffon provided evidence of descent with modificati...

What is taxonomy? - Answer-The science of naming and classifying organisms. Who is the "Father" of Taxonomy? - Answer-Carolus Linnaeus Binomial nomenclature - Answer-Each species is assigned a unique two-part name. The first part is a noun that designates the genus and the second part is an adjective that modifies the noun called specific epithet. Modern hierarchy system of classification. Rules for scientific naming - Answer-1. Typically latinized 2. Two part name: Genus and species 3....

chloroplasts - organelles that capture the energy from sunlight and convert it into chemical energy in a process called photosynthesis virus structure - nucleic acid core of RNA or DNA surrounded by a protein coat called a capsid, sometimes with an outer lipid envelope 44 - How many autosomes do humans have? 46 - How many total chromosomes do humans have? What factors can affect enzyme activity? - temperature, pH, exposure to salt, heavy metals, alcohol, concentration, etc. A=T and G=C -...

Cell - the smallest unit of life that carries on all the functions of life characteristics of life - uses energy, organized into cells, reproduces, responds to stimuli, grows and develops, metabolism, homeostasis homeostasis - maintenance of stable internal conditions Leeuwenhoek - the first to observe and describe living microorganisms taxonomy - the science of classifying, naming, and organizing living things into groups hierarchy of life - domain, kingdom, phylum, class, order,...

fixed action pattern - a sequence of unlearned acts directly linked to a simple stimulus sign stimulus - External sensory stimulus that triggers a fixed action pattern. how do birds know where to migrate? - 1. relative to the sun 2. landmarks 3. stars 4. magnetic field cirannual rhythms - behavioral rhythms linked to the yearly cycle of seasons circadian rhythm - the biological clock; regular bodily rhythms that occur on a 24-hour cycle signal - a stimulus transmitted from on...

cell theory - -all organisms are made up of cells (one or more) -all cells come from other cells What is a hypothesis? Give an example statement that is a hypothesis. - An educated guess about the reason for the phenomenon. Example(s): -Leaves reflect green light more than other wavelengths of light. -Leaves do not use green wavelength of light for photosynthesis. What is a theory? Give an example statement that is a theory. - A broad explanation of natural phenomena based on many ...

NIU BIO 103 Exam 4 Questions and Answers Already Passed What term refers to the process where humans select specific desirable traits in organisms over many generations? Artificial selection What concept states that rates and processes of change in the Earth's crust are constant? Uniformitarianism What type of selection occurs when individuals prevent mating attempts or make fertilization unlikely? Prezygotic What was Darwin's theory related to evolution through natural selec...

BIO 103 EXAM 4 COMPLETE STUDY GUIDE QUESTIONS WITH CORRECT ANSWERS