Exam 1

A  Proteins hold the instructions on how to make DNA.

B  DNA holds the instructions for the cells on how to make proteins.

C  DNA is not linked to the production of proteins.

D  DNA is the end point of protein production that allows cells to finish making proteins.

A  RNA

B  DNA

C  DNA and RNA

D  Neither DNA nor RNA

A  The transport of large molecules into the cell.

B  The digestion of larger molecules that were brought into the cell.

C  The transport of large molecules out of the cell.

D  The entire plasma membrane turns itself inside out.

A  osmosis

B  simple diffusion

C  hydrosmosis

D  facilitated diffusion

A  Animal cells only

B  Animal cells, plant cells, and bacterial cells

C  Animal cells and plant cells only

D  Bacterial cells only

A  The cell wall

B  The nucleus

C  The chloroplast

D  The plasma membrane

A  Mitochondria

B  Vacuole

C  Chloroplast

D  Cell wall

A  Storing water

B  Assembling lipids

C  Converting food energy into cellular energy

D  Converting light energy into food molecules

A  Ribosome

B  Chloroplast

C  Golgi apparatus

D  Lysosome

A  It has ribosomes.

B  It has DNA.

C  It has a nucleus.

D  It is moving.

A  often multicellular, sometimes unicellular

B  always unicellular

C  often made of prokaryotic cells

D  always multicellular

A  Nucleus

B  Ribosomes

C  Mitochondria

D  Lysosome

A  Chloroplasts

B  Mitochondria

C  Ribosome

D  Plasma membrane

A  Animal

B  Fungus

C  Bacteria

D  Protist

A  a long chain of amino acids

B  a long chain of fatty acids

C  a long chain of glucose

D  a long chain of nucleic acids

A  All dietary fats are unhealthy

B  Trans unsaturated fat

C  Saturated fat

D  Cholesterol

A  A chain of fatty acid tails

B  A linear chain of fatty acids

C  A glycerol head and three fatty acid tails

D  A branched chain of fatty acids

A  Starch

B  Chitin

C  Cellulose

D  Glycogen

A  Sucrose (table sugar)

B  Lactose

C  Cellulose

D  Glucose

A  Anabolism

B  Catabolism

C  Metabolism

D  Embolism

A  Glucose

B  Nucleic acids

C  Fatty acids

D  Amino acids

A  Nucleic acids

B  Carbohydrates

C  Lipids

D  Proteins

A  Carbohydrates, lipids, proteins, and enzymes

B  Carbohydrates, proteins, lipids, and nucleic acids

C  Carbohydrates, lipids, proteins, and sugars

D  Carbohydrates, proteins, nucleic acids, and sugars

A  carbon

B  nitrogen

C  oxygen

D  hydrogen

A  The pH scale runs from 0 (most acidic) to 14 (most basic), with 7 as a neutral.

B  The pH scale runs from 0 (most acidic) to 14 (neutral), with 7 as an average acidity level.

C  The pH scale runs from 0 (neutral) to 14 (most acidic), with 7 as an average acidity level.

D  The pH scale runs from 0 (most basic) to 14 (most acidic), with 7 as a neutral.

A  acidic

B  neutral

C  alkaline

D  basic

A  ionic

B  covalent

C  hydrogen

D  nonpolar

A  chemical element

B  ion state

C  isotope

D  chemical properties

A  Calcium

B  Carbon

C  Nitrogen

D  Oxygen

A  Carbon

B  Oxygen

C  Sugar

D  Water

A  An element that is evenly distributed on the planet

B  An element that is required in miniscule amounts for life

C  An element that is very common in nature

D  An element that is used to identify the location of other elements

A  destroyed and created

B  destroyed

C  created

D  rearranged

A  A molecule

B  An ion

C  An element

D  A compound

A  We do not know whether the same amount of each detergent was used for washing.

B  We do not know if everything besides the detergents was the same (machine used, type of stains, etc.).

C  We are shown only one tee-shirt becoming whiter in each detergent, not 20 tee-shirts in each detergent.

D  All of the above are aspects that are misleading.

A  The placebo effect

B  The fake effect

C  The blind effect

D  The control group

A  The controlled experiment

B  The dependent variable

C  The placebo

D  The hypothesis

A  repeatable

B  testable

C  falsifiable

D  All of the above are important characteristics of hypotheses.

A  A hypothesis that has been supported by the evidence of one experiment

B  A hypothesis that has been supported by a large number of experiments

C  A guess

D  A proposed explanation for an observed phenomenon

A  Developing a hypothesis

B  Making an observation

C  Carrying out an experiment

D  Making a prediction

A  The relationship between structure and function

B  The flow of information from DNA to proteins

C  The theory of evolution by natural selection

D  The transformation of energy and matter

A  A community consists of nonliving components, while an ecosystem consists of living organisms

B  A community consists of both living organisms and their nonliving environment, while an ecosystem consists of nonliving components only

C  A community and an ecosystem are the same thing in eology

D  A community consists of living organisms only, while an ecosystem consists of both living organisms and their nonliving environment

A  Ecosystem → Population → Community → Organ system → Organ → Cell → Molecule → Atom

B  Community → Ecosystem → Population → Tissue → Organ → Cell → Organelle → Atom

C  Ecosystem → Community → Population → Organ → Tissue → Cell → Molecule → Atom

D  Biosphere → Community → Population → Tissue → Organ → Cell → Atom → Molecule

A  envirosphere

B  biosphere

C  ionosphere

D  troposphere

A  A molecule

B  An organism

C  An atom

D  A cell

A  No, it does not possess any of the requirements for life.

B  No, it does not possess all of the requirements for life.

C  Yes, it possesses all of the requirements for life.

D  Yes, it possesses enough of the requirements for life to be considered living.