Exam 1

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

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

C  DNA is not linked to the production of proteins.

D  Proteins hold the instructions on how to make DNA.

A  RNA

B  DNA and RNA

C  Neither DNA nor RNA

D  DNA

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

B  The transport of large molecules out of the cell.

C  The entire plasma membrane turns itself inside out.

D  The transport of large molecules into the cell.

A  simple diffusion

B  facilitated diffusion

C  hydrosmosis

D  osmosis

A  Bacterial cells only

B  Animal cells, plant cells, and bacterial cells

C  Animal cells and plant cells only

D  Animal cells only

A  The plasma membrane

B  The nucleus

C  The chloroplast

D  The cell wall

A  Cell wall

B  Chloroplast

C  Mitochondria

D  Vacuole

A  Storing water

B  Assembling lipids

C  Converting light energy into food molecules

D  Converting food energy into cellular energy

A  Chloroplast

B  Ribosome

C  Lysosome

D  Golgi apparatus

A  It has ribosomes.

B  It has DNA.

C  It is moving.

D  It has a nucleus.

A  often multicellular, sometimes unicellular

B  always multicellular

C  always unicellular

D  often made of prokaryotic cells

A  Ribosomes

B  Mitochondria

C  Lysosome

D  Nucleus

A  Mitochondria

B  Ribosome

C  Chloroplasts

D  Plasma membrane

A  Fungus

B  Bacteria

C  Animal

D  Protist

A  a long chain of amino acids

B  a long chain of glucose

C  a long chain of fatty acids

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 branched chain of fatty acids

C  A glycerol head and three fatty acid tails

D  A linear chain of fatty acids

A  Chitin

B  Starch

C  Glycogen

D  Cellulose

A  Lactose

B  Sucrose (table sugar)

C  Glucose

D  Cellulose

A  Anabolism

B  Catabolism

C  Metabolism

D  Embolism

A  Glucose

B  Amino acids

C  Nucleic acids

D  Fatty acids

A  Proteins

B  Lipids

C  Carbohydrates

D  Nucleic acids

A  Carbohydrates, lipids, proteins, and enzymes

B  Carbohydrates, proteins, lipids, and nucleic acids

C  Carbohydrates, proteins, nucleic acids, and sugars

D  Carbohydrates, lipids, proteins, and sugars

A  oxygen

B  nitrogen

C  hydrogen

D  carbon

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 (most acidic) to 14 (neutral), with 7 as an average acidity level.

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

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

A  acidic

B  basic

C  alkaline

D  neutral

A  ionic

B  covalent

C  hydrogen

D  nonpolar

A  ion state

B  isotope

C  chemical element

D  chemical properties

A  Nitrogen

B  Calcium

C  Oxygen

D  Carbon

A  Sugar

B  Carbon

C  Water

D  Oxygen

A  An element that is very common in nature

B  An element that is required in miniscule amounts for life

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  destroyed

C  created

D  rearranged

A  An ion

B  A molecule

C  An element

D  A compound

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 placebo effect

B  The fake effect

C  The control group

D  The blind effect

A  The hypothesis

B  The dependent variable

C  The placebo

D  The controlled experiment

A  repeatable

B  falsifiable

C  testable

D  All of the above are important characteristics of hypotheses.

A  A proposed explanation for an observed phenomenon

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

C  A guess

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

A  Developing a hypothesis

B  Carrying out an experiment

C  Making an observation

D  Making a prediction

A  The transformation of energy and matter

B  The flow of information from DNA to proteins

C  The theory of evolution by natural selection

D  The relationship between structure and function

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

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 nonliving components, while an ecosystem consists of living organisms

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  biosphere

B  envirosphere

C  troposphere

D  ionosphere

A  A molecule

B  An organism

C  A cell

D  An atom

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

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

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

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