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Biology

What functional group pairing allows amino acids to bond together to form polypeptides?

Eric Morgan

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Which of the following statements is most accurate concerning the founder effect? A. It increases genetic variation B. It is not an example of genetic drift C. It results when a small population breakers away from a larger one D. It only occurs amongst the amish

Mindee Nelson

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Which of the following is not characteristic of marshes? a. shallow water b. frequent floods c. acidic groundwater d. herbaceous plants

Ralph Lopez

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Which class of macromolecules is not organized in repeating units of monomers

Carlton Burgess

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How have approaches to environmental issues changed over the years

Rodney Fox

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When two atoms combine by sharing electrons, it is a(n) _____ bond. a. Ionic b. Covalent

Chelsea Hayes

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When scientists read research articles in scientific journals they apply skepticism in order to

Cynthia Baker

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At what point is the fetus typically able to survive outside of the mother's body? a. 4 months b. 5 months c. 6 months d. 7 months

Ashley Howard

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What calcium-rich formation builds the internal skeleton of echinoderms?

Roger Moore

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Which of the following is NOT true concerning the effects of pollutants on exercise? a. Pollutants can cause dehydration. b. Pollutants can impair respiratory and cardiovascular systems. c. Pollutants usually surround large roads and freeways. d. Pollutant advisory warnings should be ignored.

James Washington

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A gene is a subunit of information on a chromosome. True False

Ashley Howard

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A closed circle with short lines inside on a topographic map A. Relief B. Depression C. Elevation D. Topographic map E. Contour interval F. Index contour

Caroline Campbell

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Cretinism may form as a consequence of a severe deficiency of

Mindee Nelson

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Which activity can be accomplished using the genetic code? . A. mRNA can be made into tRNA.. B. DNA can be made into mRNA.. C. A polypeptide can be made into mRNA.. D. RNA can be copied before mitosis.

Blair Lewis

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Which is required for sexual reproduction? mitosis binary fission diploid cell production meiosis mitosis binary fission diploid cell production meiosis

Jennifer Patterson

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Population growth is limited by density-dependent factors such as _____. predation and disease volcanoes and earthquakes droughts and floods biotic and abiotic factors

Rodney Fox

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Which of the following is a role of a detrivore? a. to decompose dead animals b. to protect parasites from predators c. to help remove nitrogen from the air d. to make oxygen from solar energy

Brandon Scott

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Which of these correctly distinguishes mitosis from meiosis? A) Mitosis occurs in germ cells and meiosis occurs in somatic cells. B) Crossing over takes place in mitosis and not in meiotic cell division. C) Meiosis produces four 2N daughter cells; mitosis produces two 2N daughter cells. D) The number of chromosomes remains the same in mitosis and is reduced by half in meiosis.

Cynthia Baker

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Which provides long-term energy storage? a. Glycogen b. Glucagon c. Glucose d. Cellulose

Samantha Barber

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Lactase and carbonic anhydrase are examples of what type of substance? A. substrate B. reactant C. product D. enzyme

Roger Moore

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Which is NOT a shared characteristic of all chordates? A ventral, solid nerve cord A notochord Pharyngeal slits

Justin Parker

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Secondary succession occurs in ecosystems without soil. Is it true of false?

Brandon Scott

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The time from one economic peak to another economic peak (think roller coaster ride) is called the _____. economic cycle Gross Domestic Product net exports

Chelsea Hayes

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Someone dies in the united states every __________ minutes in an alcohol-related crash

Caroline Campbell

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When magma cools off earth's surface, which type of crystalline structure is usually found

Samantha Barber

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Why did dna technology lead to more use of cladistics?a. it showed that the linnaean system was the most accurate.b. it changed ideas about which animals were closely related.c. it proved that eukaryotes formed from endosymbiosis.d. it showed that there are three domains and six kingdoms?

Annie Barnes

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Which statement best describes the organelles in a cell? (1) All organelles are involved directly with communication between cells. (2) Organelles must work together and their activities must be coordinated. (3) Organelles function only when there is a disruption in homeostasis. (4) Each organelle must function independently of the others in order to maintain homeostasis.

Jodi Brooks

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Which food sign is the same as the food sign for BIRD? . chicken. restaurant. menu. order .

Roger Moore

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Which is not a characteristic of the zones of a deciduous forest? a. herb zone - short plants b. tree stratum zone - trees between 60-100 feet tall c. small tree and sapling zone - young and short trees d. ground zone - grasses

Zach Chandler

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An energy resource that can be replaced by nature in a relatively short time is known as a(n): a. replaceable energy resource b. renewable energy resource c. inexhaustible energy resource d. non-renewable energy resource

Ross Pratt

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Animals that mimic poisonous or dangerous animals use a defense called mimicry.

Whitney Matthews

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Chlorofluorocarbons may be harming the ozone layer by ____. a. adding more ozone molecules c. destroying ozone molecules b. blocking ultraviolet radiation d. adding carbon dioxide molecules

Timothy Norman

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What would happen if you were given pure water in an IV?

Heather Maxwell

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Which of these is the smallest structure? A. Dipeptide B. Amino acid C. Polypeptide D. Protein

William Cain

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Why are cane toads in Australia considered an invasive species rather than simply nonnative?

Ramon Kelly

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Which meal contains foods from all food groups represented in myplate?

Curtis Rhodes

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The appearance of fireflies at dusk is an example of a circadian rhythm because it a. is related to the phase of the moon b. is related to the temperature of the air c. happens daily d. happens seasonally

Jeffrey Rodriguez

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Alcohol is considered a ________ because it tends to suppress central nervous system activity.

Caroline Campbell

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Which statement is true for chordate nerve cord?. A.It is dorsal and hollow.. B.It is ventral and hollow.. C.It is dorsal and solid.

Kaitlin Dean

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Sedimentation accumulation found in bodies of water can be the result of _______. a. fertilizer runoff b. pesticides and herbicides c. erosion from agricultural practices d. all of the above Please select the best answer from the choices provided A B C D

Jeremy Wood

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If the surface area of a cell that is shaped like a cube increases 100 times, its volume increases about

Caroline Campbell

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What type of electromagnetic wave is used in security pens?

Jeffrey Rodriguez

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Which adaptation makes bipedalism possible? A.opposable digits B.large brain C.foramen magnum in back of skull D.elvis rotated inward

Brandon Scott

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Which motion of particles across a membrane requires energy? from high concentration to low concentration from low concentration to high concentration with no concentration gradient through dynamic equilibrium

Dana Keller

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When cool, dense air from over the water flows inland, it's called a ____.

Jeffrey Rodriguez

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Matter can recycle through the biosphere because: A) matter is passed out of the body as waste. B) matter is assembled into chemical compounds. C) biological systems do not use up matter, they transform it. D) biological systems use only carbon, oxygen, hydrogen and nitrogen

Ashley Howard

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Drinking alcohol during pregnancy negatively impacts development of the fetus because: the mother’s body is unable to process alcohol. alcohol crosses the barrier that the placenta creates. the mother can no longer produce primary oocytes. alcohol causes the mother to have facial distortions.

Jennifer Patterson

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What distinguishes surface and body seismic waves?

Rodney Fox

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A parking lot paved with asphalt is abandoned. Describe the parking lot 5 years after its abandonment. A. the asphalt remains intact but is buried under dirt and leaves B. large patches of asphalt remain bur small plants grow in many cracks in the asphalt C. the asphalt is gone and a forest covered the area. D. the asphalt remains intact but is covered with logs and dead tree branches.

Brandon Scott

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What is true about dissimilar organisms such as a cow and a yeast? A. They are not related at all. B. Their degree of relatedness cannot be evaluated. C. Their degree of relatedness can be estimated from their genes. D. They can interbreed and thus are the same species.

Mindee Nelson

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