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Biology

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 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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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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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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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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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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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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What distinguishes surface and body seismic waves?

Rodney Fox

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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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When new clay sediment is deposited on top of old beach material, it's known as?

Donald Ward

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Which of the following planets rotates in a reclining position? Jupiter Mercury Saturn Uranus

Brandon Scott

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When the body receives stimuli, which structure typically processes the stimuli? sensory nerve cell motor nerve cell brain meninges

Kevin Sutter

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Which of the following accurately describes fermentation? A. Fermentation always produces carbon dioxide. B. Fermentation can only occur in the presence of oxygen. C. Fermentation generates more ATP than cellular respiration. D. Fermentation makes NAD+ needed to keep glycolysis going.

Ramon Kelly

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Common law refers to laws determined through A due process. B precedent. C the rule of law. D the separation of powers.

Curtis Rhodes

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Which characteristic makes nine amino acids “essential”? All structural proteins are made from them. They are not found in nature. The body cannot make them. All enzymes are made from them.

Roger Moore

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Which best summarizes the findings of griffith?

Jeremy Wood

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The longest subdivision in geologic time is a(n) ____. a. epoch c. century b. period d. eon Please select the best answer from the choices provided

William Cain

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Why was natural selection an important contribution to the theory of evolution?

Amanda Johnson

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Identify this symbol. Al+3 anion cation atom molecule

Ashley Howard

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The bureau of land management manages over _____ acres of land in the united states 260 Million 100 Million 875 Million

Carlton Burgess

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What is the significance of chitin arthropods? A. Chitin is a storage carbohydrate that form their exoskeleton. B. Chitin is a structural carbohydrate that forms their exoskeleton. C. Chitin is a protein that forms their exoskeleton

Deborah Edwards

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Plants are unique because they have _____, which absorb light energy from the Sun. a. plastids b. vacuoles c. chloroplasts d. mitochondria

Dana Keller

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Which is not used to produce gasohol? corn petroleum coal peanuts?

Kyle Mckinney

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If two organisms are in the same clade, what can you predict about their relationship?. . . . A.They are not closely related. . .B. They share a common ancestor.. . C.They compete for resources.. .D. One organism evolved into the other organism.

Ross Pratt

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Which of the following accurately describes the life cycle of most gymnosperms? a. Seed cones contain ovules. b. Germinated seeds are haploid. c. A pollen tube is used to prevent the fertilization process. d. Pollen grains undergo meiosis to form egg cells.

Ramon Kelly

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In polyquaternium-1 what if the lenses are contaminated with staphylococcus or acanthamoeba

Brandon Scott

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______ is a rock with fine dark texture that makes up the oceanic crust

Dana Keller

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Dna polymerases use ______ as their substrate.

Jeffrey Rodriguez

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Environmental designers design structures to match the environment. a. True b. False

Whitney Matthews

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Which type of mutation affects the largest number of genes

Kristi Hammond

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Why do some plants in the tundra retain their dead leaves instead of shedding them? a. The plants absorb the nutrients in the dead leaves. b. The dead leaves insulate new buds from the cold. c. The dead leaves protect them from predatory insects. d. The dead leaves help them survive long periods of drought.

Brandon Scott

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What distinguishes the savanna and grassland biomes?the aswer is a

Eric Morgan

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Changes in the genetic make-up are normally_____to the organism. -irrelevant -helpful -harmful

Timothy Norman

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A patient is in need of hydration. Which type of solution are the patient’s cells most likely in? hypotonic hypertonic isotonic osmotic

Kristi Hammond

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Permafrost and mosses, lichens, and wildflowers are common in the a. tundra climate. b. subtropical climate. c. temperate climate. d. ice cap climate.

Kathy Robinson

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Which is true of solar, wind, and geothermal energy

Karen Wright

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After a fetus has developed for only three months, what is the skeleton made of? A. Muscle B. Bone C. Cartlage D. Tendon (I think it's A)

Dana Keller

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Wind blowing sediment against rock or land area, or sandblasting is called a. abrasion c. deflation b. deposits d. picking up

Jeremy Wood

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One of the monosaccharides is a building block of a plant's cell wall. It is A- glucose B- maltose C- mannose D- sucrose

Kristi Hammond

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