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  Neither DNA nor RNA

C  DNA and RNA

D  DNA

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

B  The transport of large molecules into the cell.

C  The entire plasma membrane turns itself inside out.

D  The transport of large molecules out of the cell.

A  hydrosmosis

B  osmosis

C  simple diffusion

D  facilitated diffusion

A  Animal cells and plant cells only

B  Bacterial cells only

C  Animal cells, plant cells, and bacterial cells

D  Animal cells only

A  The plasma membrane

B  The nucleus

C  The chloroplast

D  The cell wall

A  Chloroplast

B  Cell wall

C  Vacuole

D  Mitochondria

A  Storing water

B  Converting light energy into food molecules

C  Converting food energy into cellular energy

D  Assembling lipids

A  Lysosome

B  Ribosome

C  Chloroplast

D  Golgi apparatus

A  It has a nucleus.

B  It has DNA.

C  It is moving.

D  It has ribosomes.

A  always unicellular

B  often made of prokaryotic cells

C  often multicellular, sometimes unicellular

D  always multicellular

A  Mitochondria

B  Ribosomes

C  Nucleus

D  Lysosome

A  Ribosome

B  Chloroplasts

C  Plasma membrane

D  Mitochondria

A  Fungus

B  Protist

C  Bacteria

D  Animal

A  a long chain of glucose

B  a long chain of amino acids

C  a long chain of fatty acids

D  a long chain of nucleic acids

A  Trans unsaturated fat

B  All dietary fats are unhealthy

C  Cholesterol

D  Saturated fat

A  A glycerol head and three fatty acid tails

B  A chain of fatty acid tails

C  A linear chain of fatty acids

D  A branched chain of fatty acids

A  Glycogen

B  Chitin

C  Cellulose

D  Starch

A  Cellulose

B  Glucose

C  Lactose

D  Sucrose (table sugar)

A  Embolism

B  Anabolism

C  Catabolism

D  Metabolism

A  Nucleic acids

B  Amino acids

C  Glucose

D  Fatty acids

A  Nucleic acids

B  Carbohydrates

C  Lipids

D  Proteins

A  Carbohydrates, proteins, nucleic acids, and sugars

B  Carbohydrates, proteins, lipids, and nucleic acids

C  Carbohydrates, lipids, proteins, and enzymes

D  Carbohydrates, lipids, proteins, and sugars

A  carbon

B  nitrogen

C  oxygen

D  hydrogen

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

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

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  acidic

C  basic

D  neutral

A  covalent

B  nonpolar

C  hydrogen

D  ionic

A  chemical element

B  chemical properties

C  ion state

D  isotope

A  Oxygen

B  Carbon

C  Nitrogen

D  Calcium

A  Oxygen

B  Sugar

C  Carbon

D  Water

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  rearranged

C  destroyed

D  created

A  A compound

B  An element

C  An ion

D  A molecule

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 control group

C  The blind effect

D  The fake effect

A  The placebo

B  The dependent variable

C  The controlled experiment

D  The hypothesis

A  repeatable

B  falsifiable

C  testable

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 hypothesis that has been supported by the evidence of one experiment

D  A proposed explanation for an observed phenomenon

A  Carrying out an experiment

B  Making an observation

C  Developing a hypothesis

D  Making a prediction

A  The flow of information from DNA to proteins

B  The relationship between structure and function

C  The transformation of energy and matter

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 nonliving components, while an ecosystem consists of living organisms

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

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

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

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

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

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

A  troposphere

B  biosphere

C  ionosphere

D  envirosphere

A  An atom

B  An organism

C  A molecule

D  A cell

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

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

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

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