North Carolina State University

NCSU Bio181 Ecology Terms, Exam Questions and answers, VERIFIED. Ecology - -The study of how organisms interact with each other and their environment. Population Ecology - -The study of populations in relation to the environment and environmental influences. Community Ecology - -The study of interacting populations of the same and different species. Ecosystem - -A system of multiple communities and their chemical and physical environments. Biotic Components - -Living parts, such...

Quiz 4 Bio 181 NCSU, Exam Questions and answers, 100% Accurate. VERIFIED. which of the following organisms is not a eukaryote? - -bacterium What informational molecule was probably used by the first forms of life (protocells)? - -RNA Which of the following organisms formed the earliest known fossils in earth's history? - -cyanobacteria in stromatolites How do colonies of protists differ from multicellular organisms? - -Colonies have specialized cells for reproduction, but all othe...

BIO 181 Final NCSU, Top Exam Questions and answers, 100% Accurate. VERIFIED. Which of the following is the biological organization of hierarchical ordered complexity of life that we will be covering in this course? - -Organism, population, ecosystem, biosphere The following scenario is likely to result in evolution: A pregnant woman spends too much time in the sun and suffers severe sunburn. The sunlight causes genetic changes to the DNA in her skin. - -False. This is an example of Lamar...

NCSU Bio 181 Exam 2 Prep, Questions & answers. 100% Accurate. VERIFIED. ecology - -the study of how organisms interact with each other in their environment areas of ecological study - -organismal, population, community, ecosystem density dependent limiting factors - -limiting factors that are affected by the size of a population density dependent limiting factor examples - -competition for resources, predation, parasitism, and disease intraspecific competition - -competition bet...

Paciulli FINAL BIO 181 NCSU, Exam Questions and answers, 100% Accurate. VERIFIED. To the west of Wallace's Line in Southeast Asia are organisms related to Asiatic species. To the east of the line, there is a mixture of species of Asian and Australian origin. This is an example of: - -biogeography Two members of the initial Amish migration to Pennsylvania in 1744 shared the recessive allele for Ellis-van Creveld syndrome, which results in a long narrow chest and shortening of the limbs. ...

BIO 181 NCSU Unit 4: Nutrition and Transport, Questions and answers, VERIFIED. Types of Digestive Tracts - -Incomplete: digestive cavity with one opening Complete: digestive cavity with two openings Digestive System Functions - -1. Digestion 2. Absorption/Elimination 3. Circulation Mouth - -Physical Digestion - teeth break food apart Chemical Digestion - amylase in saliva breaks down food Pharynx/Esophagus - -Pharynx: passageway between oral/nasal cavities and trachea/esophag...

BIO 181 Exam 3 NCSU Paciulli SS2, Questions and answers, VERIFIED. What is phylogeny? - -Evolutionary history of a species or group. What is the life classification scheme based on in the past? - -Ray (defined species) Linnaeus (Father of taxonomy, binomial nomenclature) How do you write the species to which humans belong? - -Homo sapiens (Italicized, first letter capital, second word isn't) What is a taxon? - -Group designated at any level of hierarchy. What is a taxa? - -Ide...

BIO 181 - Paciulli NCSU (final exam) Questions and answers, 100% Accurate. VERIFIED. The idea that most speciation is slow and uniform is known as - -gradualism. Darwin's work on the Galapagos Islands led him to derive all of the following concepts, EXCEPT: - -Inheriting acquired characteristics People who are wealthy, and only marry people who are wealthy who have blond hair and blue eyes are practicing a form of _____ mating. - -assortative To the west of Wallace's Line in Sout...

BIO 181 NCSU Pacuilli Final Exam Questions and answers, 100% Accurate, Verified. Characteristics of life - -1. Growth and development, reproduction 2. energy utilization 3. Cells 4. Homeostasis 5. Ordered complexity 6. Evolutionary adaptation 7. Sensitivity Survival - -Which of the following is not shared by all organisms? a Growth b Survival c Sensitivity d Ordered complexity e energy utilization Independent Variable - -The condition; changes Dependent variable - -Measured ...

NC State BIO 181 Final Exam Questions and answers, 100% Accurate. VERIFIED. progesterone - -thickens the uterine lining and maintains pregnancy testosterone - -stimulates sperm production in males LH - -elicits ovulation in females cortisol - -responds to stress by providing more glucose insulin - -lowers the glucose concentration of blood thyroxine - -increases metabolic rate cnidarians - -In which animal group, does the nervous system consist of a simple nerve net with n...