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Mizzou Bio 1020 Exam 1 With Complete Solutions
assumption - ANSWER A statement that is accepted or believed to be true withoutevidence is reffered to as an __________________________.
bar graph - ANSWER a graph of date in which the independent variable isCATEGORICAL, rather than continuous is known as what?
categorical data - ANSWER __________________ __________ are variables that have onlycertain discrete values.
continous variable - ANSWER a variable that can have any value between two limits;exhibiting a spectrum of value from one extreme to another is known as a ________________________ __________________. control group - ANSWER A ___________________ group in an experiment in which theindependent variable is ELIMINATED or set to a standard value;
(used as a standard for comparison to experimental treatments) data - ANSWER information (measurements, observations, experimental results) isreffered to as _________.
dependent variable - ANSWER the ________________ variable is a functional relationshipthat varies as a result of change in the independent variable; the responding variable in an experiment experiment - ANSWER a test of the "accuracy of predictions" of a hypothesis is refferedto as an _________________.
experimental error - ANSWER inaccuracy due to procedural faults is known as________________ ________.
extrapolation - ANSWER ____________________ is estimating a value outside the range ofmeasured date
histogram - ANSWER a graph of the frequency distribution of a set of data (Year to Year)is known as a _______________.
hypothesis - ANSWER a CAUSAL explanation of a natural phenomenon is known as a______________________.
independent variable - ANSWER the variable in a functional relationship that is believedto be the cause of changes in other variables; known as the ______________________ ________________. (the manipulated variables in an experiment) inference - ANSWER an ________________________ is a statement that is accepted orbelieved to be true on the basis of evidence
interpolation - ANSWER estimating a value within the range of measured data is knownas what?
line graph - ANSWER a ____________ graph is a functional relationship between two datasets.
mean - ANSWER the average value in a sample is also known as the __________. median - ANSWER the middle value in a set of number, arranged from low to high value
cytoplasm - ANSWER The _______________ is term used to refer to contents of a cellother than the nucleus
depth of field - ANSWER _____________ ______ _______________ is the extent to whichmicroscopic objects can be visualized in the third dimension
ER - ANSWER membranous sacs and channels in cells, often bearing ribosomes arereffered to as ___ ___. (designated rough if ribosome are present)
field of view - ANSWER area of an object which is visible under microscopic examinationis within the __________ ____________ _________.
focal plane - ANSWER The plane which is in focus for an object under microscopicexamination is known as the _________________ ______________.
grana - ANSWER disc-like structures inside chloroplasts are called ____________. golgi body - ANSWER The ____________ _____________ is a membrane-bound organelle inwhich materials are assembled and modified prior to secretion from the cell.
mitochondrion - ANSWER The _______________________ are membrane-bound organellesin which metabolism occurs (Energy)
nucleolus - ANSWER dense cluster of proteins and nucleic acids inside the nucleuswhere ribosomes are formed are known as ________________.
nucleus - ANSWER The ______________ is a membrane-bound organelle which containschromosomes and nucleolus
organelle - ANSWER An _____________ is a term used to refer to membrane-boundstructures and other bodies in the cytoplasm
phospholipid - ANSWER cell membrane molecules composed of fatty acids andphosphate groups are known as _______________________.
protein - ANSWER _______________________ are large molecules composed of chains ofamino acids; provide structural (STRENGTH) support in cell membranes and act as enzymes ribosomes - ANSWER _________________________ are small particle of proteins andnucleic acids which is site of proteins synthesis
stroma - ANSWER the fluid inside a chloroplast, but surrounding grana is known as the______________.
vacuole - ANSWER The _______________ is a membrane-bound sac of fluid in cytoplasm;often quite large in plant cell
concentration gradient - ANSWER the difference in solute concentration between twosolutions is known as the ________________ _______________.
diffusion - ANSWER the movement of molecules from area of high concentration toareas of lower concentration (HIGH TO LOW); usually used with reference of solute is known as __________________. flaccid - ANSWER ____________ is description of the limp condition of plant cells whenwater has left the central vacuole and turgor pressure is low
hypertonic - ANSWER descriptive of a solution that contains MORE solute particle thananother solution; has a lower water potential than hypotonic solution (UNDER)
activation energy - ANSWER energy required to cause a chemical reaction to proceed isknown as _________________ ________________.
active site - ANSWER The ______________ ____________ is the position on an enzymesmolecules where substrate molecules come together for a chemical reaction
catalyst - ANSWER a subtance that promotes a chemical reaction, but is not consumedin that reaction is known as a ____________.
cofactor - ANSWER The __________________ is a mineral ion or organic helps aid enzymes during the reaction process denaturation - ANSWER disruption of the 3-dimenstial shape of an enemy molecule isreffered to as ___________________.
enzyme - ANSWER An __________ is a biological catalyst; (virtually all ____________ are proteins) pH - ANSWER _______ is measure of the concentration of protons (positively chargedparticles, or H+) in a solution
products - ANSWER the molecules that are made in a chemical reaction are known as__________________.
protein - ANSWER The __________________ is a class of molecules; all are composed ofsub-unites called amino acids, the arrangement of which results in proteins of characteristic and distinctive shapes
rate - ANSWER The _____________ is the amount of activity a biological processes perunit time
substrate - ANSWER the molecules that are acted upon by an enzyme are known as_____________.
Plant cells only. - ANSWER Is grana found in plant cells, animal cells or both? Plant cells only. - ANSWER Is stroma found in plant cells, animal cells, or both? both plant and animal cells - ANSWER Is crusts found in plant cells, animal cells or both? Phospholipids and Proteins - ANSWER What two things make up a cell membrane? produce ribosomes - ANSWER The nucleolus main goal is to do what.... Ribosomes - ANSWER What organelle is found on the rough ER but not the smooth ER? Shrivel up - ANSWER Hypertonic solution causes cells to do what? Burst - ANSWER Hypotonic solution cause cells to do what? increased temperature - ANSWER What can increase the rate of diffusion? Speed up chemical reactions - ANSWER Temperature and light (both catalysts) do whatto chemical reactions?
