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70 Cards in this Set
- Front
- Back
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Total Magnification
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Objective x Ocular
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Mounting
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way to visual
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How do you prepare laboratory solution
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wiegh out required amount of each solute
disolve the solute in less than total desired volume (75%) add enough solvent to get desired volume |
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how is weight volume expressed
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mg/mole
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What is molarity
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moles of solute dissolved/liter of solution
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Mole
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6.02 x10^23 atoms
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Mole
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gram formula weight (FW) or gram molecular weight
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Site Selection depends on
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-type of research conducted
-duration of investigation -accessibility of site to city/town -transportation to that site IMPORTANT THAT ALL RESEARCHERS ARE COMFORTABLE |
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Field Procedures
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-Prepare for field study
-site selection -sample selection -preserved collected specimens |
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Sampling
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collecting pieces/specimens or making data points/observations at determined intervals or areas 4 the purpose of research/investigation
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Capture/Recapture
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capture organsims, mark them, and recapture them
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Transect
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path along which one records and/or counts occurences of phenomenon of study
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6 Collecting Techniques
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Catching, Enveloping, Acetoning, Removing, Labeling, Storing
CEARLS |
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Environmental quality assessment
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study, colect information, and analyze it using scientific principles and evaluate the quality and conditions of the environment under study
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theory
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the formation of principles or relationships which have been verified and accepted
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law
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an explanation of events that occur with uniformity under the same conditions..law of nature,gravity
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On a bar graph the x-axis represents
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the dependent variable
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on a bar graph the y axis represents
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the y-axis
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independent variable
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-are manipulated by the experiment
-such as amount of light, height of plant etc.. |
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What are the steps in the scientific method
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stating the problem
gathering info\research hypothesis experimental design analysis of results conclusion sgheac |
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accuracy
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degree of conformity of a measured calculated quantity to its actual (true) value
degree of veracity |
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precision
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reproductibility or repeatability and is degree to which further measurments or calculations will show similar results
degree of reproducibility |
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independent variable
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the one that is changed or manipulated by the research..
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dependent variable
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which is influenced by the independent variable
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Andreas Vesalius
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one of first anatomists, physiscian, dissected body..veSanatomyius
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Anton Van Leuwenhoek
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LewenLook in the microscope
first to c bacteria,yeasts,plantas |
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robert hooke
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compound microscope and illumination, observed bacteria and such
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Carl von Linnaeus
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made the binomial system of nomenclature in which each organism has genus and species name.
Linameus |
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Koch's postulates
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specific diseases where caused by specific pathogens
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mattias schleiden
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german botanist famous for cel theory
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assumptions
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Quan-method imp, var i.d. rel. mes
Qual-subj matter imp..complex var |
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Purpose
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Quan-generalized pred &casual exp
qual-context,int |
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Approach
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Quant-hypothesis &theories, expirements, instruments and deductions
Qualitative-ends w hypothesis and theory |
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role of researcher
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quant-detached
qual-partial |
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Control
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something results are compared with
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constants
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factors kept constant in experiment..duh
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depednent
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factor measured in an experiment
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competitive inhibitor
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block substrate from entering active site of the enzyn
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noncompetitive
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bind to not active site
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For every molecule of coA how much
nadh fadh atp produces |
1 1 2
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etc and oxpho give u how many atp
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34
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alcoholic fermentation
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pyruvate--> ethanol
1. co2--> pyruvate 2. acetyl-->nadh--> ethanol |
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lactic acid fermentation
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LA
PYRUVICA ACID+NADH--> PYRUVIC ACID |
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phoosynthesis reaction
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co2+h20+nrg--> glucos +02
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chlorophyll a
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reflects rg absorb red
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chlorophyll b
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reflects yellow/orange absorb red
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photosystem i
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chlorophyll a, called p700, makes atp whose energy builds glucose
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photosystem ii
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p680 absorbs 680 nm; p2 produces atp +nadph2 and waste of oxygen; bound to thylkoid membrane, close to e- acceptors
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photophosphorylation
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prod of atp
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c3
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first profuct is 3 carbon 3 phosphogylscerate
c3 fed into calvin cycles chloroplasts are homogenous |
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c4
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oxaloacetate
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cam
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crassulacean acid metabolism
found in the desert |
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homozygous
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having a pair of identical alleles
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heterozygous
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having 2 different alleles
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law of independent assortment
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alleles separate indepentenlt of another
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genetic ratio
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represents probability that a zygote will posess a given trait
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Assumptions that hypothetical predictions of genetic ratios are predicted on
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1. each alle is dominant or recessive
2. alleles segregate (each parent provide only one allele) 3. independent assortment 4.fertilization is random dr sar |
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x^2=E (O-E)2/E
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0=OBSERVED, E=EXPECTED PHENOTYPE E=summation of calculated values for each phenotpe
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auxin
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cell elongation in growing shoot tips and cell expansion in swelling roots
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abscisic acid
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dormancu inhibit growth
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Giberellins
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promote flower and fruit formation
stimulate growth and development of seeds |
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Ethylene
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involved in fruit ripening plant part abcission...induces seed germination,root hair and flowering
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diploblastic
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2 germ layers..ectoderm and endoderm
-no gi -ex: jellyfish |
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acoelomates
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no defined body cavity
Ex) Flatworm -absorb nutrients fromhosts |
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pseudocoelomates
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-body cavity but it is not lined by tissue from mesoderm
Ex) roundworm |
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coelemates
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true fluid filled body cavite called a coelem derived from mesoderm
Divide into protostomes and deuterostomes |
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cleavage
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first division of a fertilized egg
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blastula
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hollow ball of undifferentiated cells
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gastrulation
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tissue develops into different germ layers endo,meso, and ectodoerm
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5 requirements to keep a gene stable
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1. no mutation in population
2. no selection pressures; one gene is not more desirable in the environment 3. there is no mating preference mating random 4. the population is isolated; there is no immigration or emigration 5. population is large (mathematical probability is more correct w a large sample) ms mil |
