Exam 1

A  Proteins hold the instructions on how to make DNA.

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

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

D  DNA is not linked to the production of proteins.

A  DNA and RNA

B  DNA

C  RNA

D  Neither DNA nor RNA

A  The entire plasma membrane turns itself inside out.

B  The transport of large molecules into the cell.

C  The transport of large molecules out of the cell.

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

A  hydrosmosis

B  osmosis

C  facilitated diffusion

D  simple diffusion

A  Animal cells only

B  Animal cells and plant cells only

C  Bacterial cells only

D  Animal cells, plant cells, and bacterial cells

A  The plasma membrane

B  The cell wall

C  The chloroplast

D  The nucleus

A  Mitochondria

B  Chloroplast

C  Vacuole

D  Cell wall

A  Converting light energy into food molecules

B  Storing water

C  Assembling lipids

D  Converting food energy into cellular energy

A  Chloroplast

B  Ribosome

C  Golgi apparatus

D  Lysosome

A  It is moving.

B  It has a nucleus.

C  It has ribosomes.

D  It has DNA.

A  often multicellular, sometimes unicellular

B  often made of prokaryotic cells

C  always multicellular

D  always unicellular

A  Ribosomes

B  Mitochondria

C  Lysosome

D  Nucleus

A  Mitochondria

B  Plasma membrane

C  Ribosome

D  Chloroplasts

A  Protist

B  Animal

C  Fungus

D  Bacteria

A  a long chain of nucleic acids

B  a long chain of glucose

C  a long chain of fatty acids

D  a long chain of amino acids

A  Cholesterol

B  Saturated fat

C  All dietary fats are unhealthy

D  Trans unsaturated fat

A  A chain of fatty acid tails

B  A glycerol head and three fatty acid tails

C  A branched chain of fatty acids

D  A linear chain of fatty acids

A  Glycogen

B  Starch

C  Chitin

D  Cellulose

A  Sucrose (table sugar)

B  Cellulose

C  Glucose

D  Lactose

A  Anabolism

B  Catabolism

C  Embolism

D  Metabolism

A  Amino acids

B  Glucose

C  Fatty acids

D  Nucleic acids

A  Carbohydrates

B  Nucleic acids

C  Proteins

D  Lipids

A  Carbohydrates, lipids, proteins, and sugars

B  Carbohydrates, lipids, proteins, and enzymes

C  Carbohydrates, proteins, lipids, and nucleic acids

D  Carbohydrates, proteins, nucleic acids, and sugars

A  hydrogen

B  oxygen

C  carbon

D  nitrogen

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  basic

B  alkaline

C  neutral

D  acidic

A  nonpolar

B  ionic

C  covalent

D  hydrogen

A  chemical properties

B  chemical element

C  isotope

D  ion state

A  Carbon

B  Nitrogen

C  Calcium

D  Oxygen

A  Carbon

B  Water

C  Oxygen

D  Sugar

A  An element that is required in miniscule amounts for life

B  An element that is evenly distributed on the planet

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  created

C  destroyed

D  rearranged

A  An ion

B  A molecule

C  A compound

D  An element

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

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

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

D  All of the above are aspects that are misleading.

A  The placebo effect

B  The blind effect

C  The fake effect

D  The control group

A  The placebo

B  The hypothesis

C  The controlled experiment

D  The dependent variable

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 guess

C  A proposed explanation for an observed phenomenon

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

A  Making an observation

B  Developing a hypothesis

C  Making a prediction

D  Carrying out an experiment

A  The transformation of energy and matter

B  The flow of information from DNA to proteins

C  The relationship between structure and function

D  The theory of evolution by natural selection

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

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

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

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

A  biosphere

B  ionosphere

C  troposphere

D  envirosphere

A  A molecule

B  An atom

C  An organism

D  A cell

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

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

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

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