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65 Cards in this Set
- Front
- Back
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Which of the following is an enzyme?
Estrogen--Cellulase |
Cellulase
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An enzyme's acitve sit fits together with its ________ like a "lock and Key"
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substrate
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What is the term used to descibe the energy needed to get a reaction started?
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activation energy
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Amino acid is to protein as__________
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monomer is to polymer
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All lipids (fats) are______
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hydrophobic
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The differences between amino acids are in the______
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side groups
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Organic molecules all contain________
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Carbon
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What 2 factors could influence or change protein shape?
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pH, temp
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What Group?
C=O |
Carbonyl
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What Group?
C-OH |
Hydroxyl
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What Group?
H C-N H |
Amino
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What Group
O C= OH |
Carboxyl
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In science, a hypothesis is only useful if
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it can be tested
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A map is an example of a
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model
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A logical conclusion based on observations and prior knowledge is called a
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inference
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A controlled experiment allows the scientist to isolate and test
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a single variable
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The ability to reporoduce results is an important part of any_____
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experiment
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A well test explanation that makes sense of a great variety of observations is a
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theory
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Most scientist_____ communicate with others.
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always
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The goal of _____ is to apply scientific understanding for some specific purpose.
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technology
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A child's height is an example of what kind of data?
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quantitative
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A condition that can differ within an experiment is called what?
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variable
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Info you record during your experiment is called what?
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data
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What prediction might you make if you hypothesize that your flashlight batteries are dead?
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IF you put new batteries in the flashlight, THEN it will work.
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At what temp is water most dense?
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4 C
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The most common elements in most living things are:
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Oxygen, carbon, hydrogen and nitrogen
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What is substance that is to elements combined?
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compound
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The three particle that make up and atom are?
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protons, neutrons, electrons
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The space surrounding the nucleus of an atom contains
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electrons
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If a neutral atom contains 15 protons, it must contain 15___
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electrons
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What is the numerical diff, bwtn a solution with a pH of 3 and one with a pH of 9?
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6= 1,000,000- must be six zeros
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The tendency of unlike molecules to be attracted to each other is_____
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adhesion
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When salt is dissolved in water, water is the______
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solvent
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Water molecules are polar, with the________________
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oxygen side being slightly negative and teh hydrogen side being slightly positive.
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A substance lower than a pH of 6 is an?
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acid
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A substance higher than a pH of 8 is an?
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base
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A substance with a pH is 7 is?
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neutral
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Isotopes are atoms of the same element with the same number of protons and_______
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a different number of neutrons
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What type of ion forms when an atoms loses elctrons?
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positive
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A chemicl bond formed by the transfer of electrons is a_______
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ionic bond
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A ________ bond is a weak interaction bwtn the hydrogen atom of one molecule and a slightly negative atom within another molecule
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hydrogen
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In pavlov's experiments on classical conditioning, dogs________
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associated a new, meaningless stimulus as a reward.
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A house full of people is near some railroad tracks, for about one month the trains kept them awake at night, but after that the didnt wake the people in the house anymore.... This is called what?
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imprinting
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A rat that successfully runs a maze is rewarded with food. Each time the rat runs the same maze, it makes fewer mistakes before it reaches the food . The rat is learning to find the food through_________
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operant conditioning
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After a yound duck imprints on a nonliving model of an adult duck, the young duck will_______
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follow only that model
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Aquarium fish swim to the water's surface when a person approches. Their behavior has probably formed through______
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classical conditioning
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When your use knowledge and some prior experience to figure out why a lamp in your house will not light, you are using______
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insight
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Closely related species often look similar but have courtship behaviors that are slightly different. One function of courtship in such species whould be to________
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ensure that mating occours btwn members of the same species
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______is what an animal does as it interacts with its environment.
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animal behavior
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______behaviors are preformed correctly by all members of a species, even if they have no previous experience with the behavior.
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innate
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Behavioral cycles that repeat about every 24 hours are called?
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circadium rythym
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Say to purposes of animal courtship rituals.
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to make sure they are mating with the right species and to chose the strongest and fittest mate
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Say two rypes of signals that animals may use to communicate with one another.
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noise, movements, actions
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Say two hypotheses about that purpose of play behavior.
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Trains to hunt and get ready to go their won way, to exercise to keep muscles active
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What are the 4 levels of organization in a multicellular organsim from the most complex to the simplest level?
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organ system, organ, tissue, cell
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What term is used for all parts of Earth inhabited by living things?
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biosphere
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Is aging and death a theme in Biology?
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No
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A group of cells that together preform a similar function is called an
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tissue
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An organ system is a group of organs that_____
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work together in performing all the functions in a multicellular oragism.
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Biology is desribed as the study of____
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life
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most eukaryotes are_____organisms.
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multicellular
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What mean change over a long peroid of time in the genetic makeup of a population?
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evolution
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Eukaryotic cells have no nucleus.
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False
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What two structures of the microscope are used for carrying it from one place to another?
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arm, base
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Use a new, unique, biological example to explain how form fits function.
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babies skull bones arent togther when their born, but as the age the grow together
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