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Bio 204 Exam 1 Questions and Answers 2024 £11.17   Add to cart

Exam (elaborations)

Bio 204 Exam 1 Questions and Answers 2024

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Levels of Biological Organization - BECPOOTCOM BECPOOTCOM - The biosphere, Ecosystems, Communities, populations, organisms, organs/organ systems, tissues, cells, organelles, molecules communities - array of organisms inhabiting a particular ecosystem population - all of the individual spec...

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  • September 2, 2024
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  • Bio 204
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Bio 204 Exam 1 Questions and Answers
2024
Levels of Biological Organization - BECPOOTCOM


BECPOOTCOM - The biosphere, Ecosystems, Communities, populations,
organisms, organs/organ systems, tissues, cells, organelles, molecules


communities - array of organisms inhabiting a particular ecosystem


population - all of the individual species living within the bounds of a specified
area


system biology - the exploration of a biological system by analyzing the
interactions among its parts


eukaryotic cell - contains membrane-enclosed organelles


prokaryotic cell - lacks a nucleus or other membrane-enclosed organelles


genome - the entire library of genetic instructions that an organism inherits


genomics - the study of whole sets of genes (or other DNA) in one or more species


proteomics - the study of a set of proteins and their properties

,proteome - the entire set of protein expressed by a given cell or group of cells


bioinformatics - the use of computational tools to store, organize, and analyze the
huge volume of data that results from high-throughput methods


Classifying life - DKPCOFGS


DKPCOFGS - domain, kingdom, phylum, class, order, family, genus, species


Bacteria - most diverse and widespread prokaryotes


archea - live in extreme environments


Taxonomy - names and classifies species into a hierarchical order


On the Origin of Species by Natural Selection - published in 1859 by Charles
Darwin


Descent with modification - view that contemporary species arose from a
succession of ancestors


Natural selection - proposed mechanism for descent with modification


Ecology - study of the interactions between organisms and the environment


Abiotic factors affecting the distribution of organisms include - Temperature

, Water
Oxygen
Salinity
Sunlight
Soil


aibiotic - nonliving; referring to the physical and chemical properties of an
environment (temperature, water, oxygen, sun light, soil)


biotic - pertaining to the living factors -the organisms- in an environment


Microclimate - determined by fine-scale differences in the environment that affect
light
and wind patterns


convergent evolution - the evolution of similar features in independent
evolutionary lineages


Biotic factors that affect the distribution of organisms - Predation
Herbivory (For example, sea urchins can limit the distribution of seaweeds)
Competition
Mutualism
Parasitism


Dispersal - the movement of individuals or gametes away from centers of high
population density or from their area of origin

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