bio lecture exam 1 (part 1)

match each description with a double covalet bond

a __ is a group of similar cells that act as a functional unit

smoking increases risk of lung cancer therefore you can conclude that if you smoke lung cancer chances will increase

the polarity of water allows it to form what types of bonds?

the body temperature of a dog is more stable that the temperature of the environment

match each description with the most appropriate atom: carbon

match each desciption with a ionic bonds

match each description with a double covalet bond

each energy level can hold a max of 2 electrons

atoms differ in their affinity for neutrons, a property called electronegativity

your brain is an example of a(n)

which of these elements are NOT one of the 4 most common

each energy level consits of 2 or more orbitals

match the desciption with the most appropriate atom: chlorine

based on heirarchial organization what structure, from smallest to largest, goes first

based on heirarchial organization what structure, from smallest to largest, goes third

based on the hierarchiacal organization, order these terms from smallst to largest, which goes fifth

living organisms and non-living systems have numerous characterists in common, but only organisms

match each description with the most appropriate atom: carbon

which of these elemnts are present in trace amounts only

the nucleus of an atom always contains one or more

atoms w/ an almsot empty outershell are on the right side of PT, atoms w/ with full outershell is on left side of PT

match each desciption wit hthe most appropriate atom: sodium

bacterial cell divides to form two new cells

which carbohydrate would you find as a part of a molecule of RNA

a molecules with polar colvent bonds would:

match each description with a single covalent bond

which of the following is not a core concept of biology?

which of the following is NOT a difference between DNA and RNA?

which of these elements are one of the 4 most common

based on heirarchial organization what structure, from smallest to largest, goes fifth

match each desciption wit hthe most appropriate atom: sodium

the second energy level consists of 4 electron orbitals

match each desciption wit hthe most appropriate atom: sodium

the aotmic mass of carbon-13 is

which of these elements are one of the 4 most common

which of these elements are NOT one of the 4 most common

based on the hierarchiacal organization, order these terms from smallst to largest, which goes first

match each desciption wit hthe most appropriate atom: sodium

which of these elemnts are present in trace amounts only

a group of organisms that belong to the same species and live in the same geographic location is called a(n)

match each description with a double covalet bond

molecules may be assembles into a microscpoic structure call a(n) __ which carries out specific functions within a cell

what are the monomers that polypeptides are made of?

match each desciption with a ionic bonds

the atomic number of carbon-13 is

A cat is composed of organ systems, composed of organs, composed of tissues, composed of cells

substances composed of atoms that all have the same number of protons are called

some obitals, close to nucleus, are spherical (s orbitals) or dumbbell- shapped (p orbitals)

which of these elements are NOT one of the 4 most common

which of these elements are NOT one of the 4 most common

the orbitals of an atom contain negatively charged particles called

based on the hierarchiacal organization, order these terms from smallst to largest, which goes second

in order to carry out essential life functions such as growth, development, and movement, a duck must eat

based on heirarchial organization what structure, from smallest to largest, goes fourth

match the desciption with the most appropriate atom: chlorine

first energy level is outermost shell: stable w/ 2 VE; any other energy level is outermost: stable w/ 8 VE

match each description with a single covalent bond

1980: 2% of honey bees had an agresssive gene. By 2005 this gene had increased by 15%

which of the following is the property that distinguishes an atom of one elcemtn from the atom of another element?

All mammals, by definition, have hair. Since your pet snake doesn't have hair you conclude she is not a mammal

Person A: takes multivitamins and has no cold person B: dont take multivitamins; Hypothesis: multivitamins reduce colds

match each desciption with a ionic bonds

the roots of a plant grow towards a cource of water

match each desciption with a ionic bonds

if your cat has hiar and every cat you see has hair, you can ___?

a biological community of different species together with its physcial habitat consitutes a (n)

which of the following is not a property of life?

atoms that have gained or lost electrons and are no longer electrically neutral are called

match the desciption with the most appropriate atom: chlorine

atoms in the same row of the Periodic Table (PT) tend to have the same # of valence electrons (VE)

most scientists accept the theory of evolution because?

which of these elements are NOT one of the 4 most common

elecrtrons in the first energy level of an atom are called valence electrons

match each description with a double covalet bond

which of the following is not contained within the organismal level of biological organization

You disecct 10 frogs: all have 1 heart and 2 kindeys. You can hypothesize all frogs have 1 heart and 2 kidneys

atoms with 7 valence electrons tend to be non-reactive

match each description with a single covalent bond

based on the hierarchiacal organization, order these terms from smallst to largest, which goes third

match the desciption with the most appropriate atom: chlorine

match each desciption wit hthe most appropriate atom: sodium

the simplest level of organization that can carry out all of the funcitons of life is a(n)

which of these elements are one of the 4 most common

bc electrons are attracted to the nucleus (+) the closer an electron is to the nucleus, the more potential energy it has

match each description with the most appropriate atom: carbon

based on heirarchial organization what structure, from smallest to largest, goes second

match each desciption wit hthe most appropriate atom: sodium

a wate molecule is held together by two single polar covalent bonds

the 8-element found on the PT is related to the # of electrons in the outermost energy level

match the desciption with the most appropriate atom: chlorine

which of the following is NOT a proptery of water?

which of these elements are NOT one of the 4 most common

which of these elements are one of the 4 most common

the level of organiztion that is more complex than an atom but less complex than an organelle is a(n)

based on the hierarchiacal organization, order these terms from smallst to largest, which goes fourth

which of these elements are NOT one of the 4 most common

If an atom looses an electron then it is ___ charged

if different atoms have the same number of protons but differnet numbers of neutrons they are called

which of these elements are NOT one of the 4 most common