Exam 1

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

B  DNA is not linked to the production of proteins.

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

D  Proteins hold the instructions on how to make DNA.

A  DNA and RNA

B  Neither DNA nor RNA

C  DNA

D  RNA

A  The transport of large molecules out of the cell.

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

C  The entire plasma membrane turns itself inside out.

D  The transport of large molecules into the cell.

A  facilitated diffusion

B  hydrosmosis

C  simple diffusion

D  osmosis

A  Animal cells and plant cells only

B  Animal cells, plant cells, and bacterial cells

C  Animal cells only

D  Bacterial cells only

A  The chloroplast

B  The nucleus

C  The plasma membrane

D  The cell wall

A  Vacuole

B  Mitochondria

C  Chloroplast

D  Cell wall

A  Storing water

B  Converting food energy into cellular energy

C  Assembling lipids

D  Converting light energy into food molecules

A  Lysosome

B  Ribosome

C  Golgi apparatus

D  Chloroplast

A  It has ribosomes.

B  It has DNA.

C  It has a nucleus.

D  It is moving.

A  always multicellular

B  often made of prokaryotic cells

C  often multicellular, sometimes unicellular

D  always unicellular

A  Mitochondria

B  Lysosome

C  Ribosomes

D  Nucleus

A  Mitochondria

B  Chloroplasts

C  Ribosome

D  Plasma membrane

A  Fungus

B  Protist

C  Animal

D  Bacteria

A  a long chain of fatty acids

B  a long chain of amino acids

C  a long chain of glucose

D  a long chain of nucleic acids

A  Cholesterol

B  All dietary fats are unhealthy

C  Saturated fat

D  Trans unsaturated fat

A  A linear chain of fatty acids

B  A chain of fatty acid tails

C  A branched chain of fatty acids

D  A glycerol head and three fatty acid tails

A  Cellulose

B  Starch

C  Glycogen

D  Chitin

A  Cellulose

B  Lactose

C  Sucrose (table sugar)

D  Glucose

A  Metabolism

B  Embolism

C  Catabolism

D  Anabolism

A  Fatty acids

B  Glucose

C  Nucleic acids

D  Amino acids

A  Nucleic acids

B  Proteins

C  Carbohydrates

D  Lipids

A  Carbohydrates, proteins, lipids, and nucleic acids

B  Carbohydrates, lipids, proteins, and enzymes

C  Carbohydrates, lipids, proteins, and sugars

D  Carbohydrates, proteins, nucleic acids, and sugars

A  carbon

B  hydrogen

C  oxygen

D  nitrogen

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

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

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

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

A  alkaline

B  basic

C  acidic

D  neutral

A  nonpolar

B  hydrogen

C  covalent

D  ionic

A  chemical properties

B  ion state

C  chemical element

D  isotope

A  Calcium

B  Oxygen

C  Carbon

D  Nitrogen

A  Water

B  Sugar

C  Carbon

D  Oxygen

A  An element that is required in miniscule amounts for life

B  An element that is very common in nature

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

D  An element that is evenly distributed on the planet

A  destroyed and created

B  rearranged

C  destroyed

D  created

A  A compound

B  A molecule

C  An ion

D  An element

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

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

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

D  All of the above are aspects that are misleading.

A  The control group

B  The fake effect

C  The blind effect

D  The placebo effect

A  The dependent variable

B  The placebo

C  The controlled experiment

D  The hypothesis

A  testable

B  repeatable

C  falsifiable

D  All of the above are important characteristics of hypotheses.

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

B  A proposed explanation for an observed phenomenon

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

D  A guess

A  Making a prediction

B  Developing a hypothesis

C  Carrying out an experiment

D  Making an observation

A  The theory of evolution by natural selection

B  The flow of information from DNA to proteins

C  The relationship between structure and function

D  The transformation of energy and matter

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

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

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

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

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

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

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

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

A  ionosphere

B  envirosphere

C  troposphere

D  biosphere

A  A cell

B  An organism

C  A molecule

D  An atom

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

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

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

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