Biology I: 1st Semester Exam Review

which is the system by which each species is given a two-part scientific name?

which of the following results from quantitative analysis of figure 1-17

two substances are combined and heat is produced. evidence a chemical reaction took place?

which of the following are prokaryotes that contain peptidoglycan in their cell walls

during meiosis, chromosome number is reduced through three rounds of cell division

an organism's genetic info. is stored in which type of macromolecule?

hypotonic

which is NOT a topic of biology

which best describes the difference between an observation and an inference?

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which unit is part of the international system of units (SI)

mushrooms belong to the domain eukarya and the kingdom plantae

morphological character of organisms?

which of these lists the taxa from broadest to most specific

a single carbon atom can form a maximum of how many single covalent bonds?

which cannot take place during a chemical reaction?

only found in animal cells

which element is found in proteins but NOT in carbohydrates/lipids?

an inference comes before an observation

which is considered a non-scientific question?

which is the best example of a solution

the virus that causes the common cold is a member of Kingdom Bacteria

how many kingdoms are used to classify Earth's organisms

which statement is a fundamental principle of the cell theory?

element is a pure substance that cannot be broken down into other substances by physical means

the study of biology includes things that were once living and those alive today

which character is found within an entire line of descent of a group of organisms?

which is not classified as a living thing

a scientist uses graphs, tables, & charts to publish research results. what type of research?

it takes three turns of

which of the atoms pictured is most likely to form an ion

which element would need to be removed from the molecule to make it unsaturated?

in an experiment, the control group is used to test the effect of the independent variable

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after telophase, the process of cell division is complete

distinguishes Fungi from Plantae

which beverage is the best example of a colloid?

glycogen, used to store energy in the liver & muscle tissue, is an example of which molecule?

a catalyst increases the rate of a reaction by increasing the net energy change of the reaction

facilitated diffusion vs active transport

which is the negatively charged particle located outside the nucleus of an atom?

which is NOT something a scientist would study

which best explains the importance of understanding science? it allows us...

you are planning to participate in a walkathon for a local charity. which temp. would be best?

which type of organism is classified in kingdom archaea

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if a neutral atom contains 18 protons, it also contains 18 electrons

someone involved in the study of biology might study insects

peer review allows other in the field to asses a scientist's investigations and results

diffusion of large distances is inefficient, it relies on random movement of molecules/ions

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which taxa is equivalent to a phylum?

which type of compound is made up of atoms held together by covalent bonds

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what time period will provide the most flowering plants

when added to water, how does an acid affect the pH and H+ concentration

a group of organisms that can interbreed and produce fertile offspring is a(n)

in plant cells, cytokinesis begins with a furrow that pinches the cell

what system takes into account an organism's evolutionary history?

which is the outgroup

which particle in the nucleus of an atom has a neutral charge?

the cell cycle is divided into interphase and mitosis

during meiosis I, homologous chromosome pairs are separated when the centromeres split apart

homologous chromosomes are two chromosomes with identical DNA sequences

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because it is often difficult to gather numerical data, _________ info. is collected

an ionic bond is formed when two atoms share electrons

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characters are inherited biochemical features

van der waals forces are attractive forces between molecules

takes place in chloroplast

which is the metric unit for the amount of time?

a hydrogen bond can form between a hydrogen atom of one molecule & which other molecule atom

the structure on a chromosome where sister chromatids attach is the centromere

how does an enzyme influence a biological reaction?

at atom fluorine has nine electrons. its second energy level has ______.

a taxonomic class contains related orders

which best describes the purpose of science?

electrons spend more time near the hydrogen nuclei and there is an unequal sharing of electrons

in humans/multicellular organisms, which substance plays a central role as an energy source?

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organism is unicellular & autotrophic, membrane-bound nucleus in cells. What kingdom is it?

prokaryotes divide by mitosis

a dichotomous key gives each species a scientific name that has two parts

which of the following kingdoms is not included in domain eukarya>

the scientific name for the African elephant is Loxodonta africana. What is the species name?

cilla & flagella

a gamete has one half the # of chromosomes of a regular body cell

1 isotope of carbon differs from another in which way

cyclins bind with cyclin-dependent kinases to initiate different stages in mitosis

a chemical reaction is the process by which atoms/groups of atoms in substances are reorganized

living things do all the following EXCEPT

when an endothermic chemical reaction takes place, heat is released into the environment

converts sugars into enrgy

the system of assigning two names is binomial nomenclature. what is the first name?

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what provides evidence that 3 different vegetables share a recent common ancestor?

the first step of cellular respiration, glycolysis, is an anaerobic process

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what is an assumption made when constructing a cladogram?

which is the best description of activation energy?

concerned with identifying, naming, classifying organisms?

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which would be least reliable in whether or not 2 animals share taxonomic relationship?

gregor mendel's research supports the idea each organism carries a pair of alleles

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amino acids are the building clocks of which macromolecule?

which kingdom does not classify autotrophic organisms?

which is the correct way to write the scientific name of the Northern cardinal?

allows scientists to compare DNA from 2 species to estimate how long since they diverged

psuedoscience is based on observations and facts

which kingdom is often called extremophiles

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passive transport

take place in thylakoid discs

dynamic equilibrium is reached when

a kingdom is the broadest of all taxa

a testable explanation of a situation is called a (n)

an entity shows characteristics of living things it, does not reproduce, it is not living thing

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what is the basis of the metric measurement system?

the white hair of a polar bear is an example of a(n)

The addition of same amount of aspirin to each experimental group would test jake's hypothesis

capillary action is the result of adhesion. which aspect of water is responsible for this?

which is an example of a stimulus and the accompanying response of an organism

isotonic

atoms in an ionic bond always attract the electrons equally

if you step on an anthill ants will come out in fear this is example of inference & observation

only present in eukaryotic cells

a hypothesis can be described as possible proof

plants are predominantly autotrophic, with some heterotrophic exceptions

in carbon fixation 3 CO2 molecules with 6 5 carbon compounds to form 3 phosphoglycerate

a single covalent bond forms when two atoms do which of these?

as the H+ concentration of a solution in water increases, the OH- concentration decreases

which property is responsible for the fact that water & oil do not mix

to which domain does the American black bear belong?

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which activity is an example of the human body striving to maintain homeostasis?