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Biology

Justify why the predator/prey relationship is a community level interaction.

Kristi Hammond

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Which kinds of cells are always single-celled? eukaryotes prokaryotes

Daniel King

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Which phrase best describes osmosis? A. the process by which the cytoplasm physically divides B. the process of DNA synthesis C. the process where distribution of molecules is balanced out by their movement D. the process where a selectively permeable membrane allows the movement of water through it

Deborah Edwards

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The main differences in genetic make-up between archaea and eubacteria are _____. gene sequences of rRNA cell membrane properties enzymes and metabolic pathways all of the above

Ronald Miller

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According to the theory of evolution, birds feathers evolved from: a) reptiles scales b) fish fins c) gill slits d) gill arches

Donald Ward

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A psychologist would most likely use biofeedback to provide clients with information about their body weight. blood type. muscle tension. genetic makeup.

Ronald Miller

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Earth’s systems interact through _______. a. humans b. glacial episodes c. feedback mechanisms d. none of the above Please select the best answer from the choices provided A B C D

Kaitlin Dean

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Which of these examples describes a pioneer species that is starting primary succession? a-ferns growing at the base of trees in a forest after a fire b-grass growing on a newly formed dune c-primroses growing in a new garden

Caroline Campbell

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Which of the following animals are considered hominoids

Kyle Mckinney

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All living things depend directly or indirectly on soil. true or false.

Roger Moore

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Which is the balanced equation for s8 o2 → so2?

Whitney Matthews

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Is the populations of the great apes in Africa recovering and on the rise?

Donald Ward

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As an overall result of the citric acid cycle, NADH atoms are consumed. are produced. act as catalysts. act as oxidizing agents.

Kevin Sutter

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Which trophic level does yellowfin tuna fill in a food chain

Annie Barnes

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_____ are simple sugars. Monosaccharides Polysaccharides Disaccharides Lipids

Alexa Spicer

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Which human action has not lead to significant changes in Earth’s biomes? a. agriculture b. burial practices c. pollution d. large-scale fishing

Ashley Howard

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Why is a duplicate key like a small cake?

Jennifer Patterson

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Which statement describes a problem with the peer review process in scientific research? It can sometimes reject important new ideas or novel techniques. It forces new scientists to meet the same standards that established scientists meet. It always requires scientists to have to reanalyze their data. It often makes it more difficult to justify a conclusion.

Ramon Kelly

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What plant structure would have the most chloroplasts?

Timothy Norman

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Rhizobium bacteria obtain moisture from: A.protiens B.nodules c.legumes D.air

Eric Morgan

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Which tissue is responsible for voluntary and involuntary movements? A. Muscle tissue B. Epithelial tissue C. Connective tissue D. Nervous tissue

James Washington

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How is information converted in translation

Theresa Perry

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Review the image of the earthworm. which of the following best describes the characteristics of the earthworm? select all that apply

Nicholas Rivera

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Riparian foliage _______. a. provides shade and shelter b. increases photosynthesis of aquatic plants c. limits the organic matter present in rivers and streams d. all of the above

Kathy Robinson

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Recycling paper reduces water use

Melissa Norris

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Thylakoids are membrane sacs that contain what?

Kyle Mckinney

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Explain how human embryonic stem cells, adult stem cells, and skin cells from the same person would be similar and differentiate. Help??

Victoria Fowler

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Which statement best explains why muscle cells and skin cells do not look and act the same?

Curtis Rhodes

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The damage caused by hurricane Katrina took the form of _______. a. oil spills and building damage b. flooding and mold infestations c. toxic chemicals and sewage d. all of the above Please Help ASAP :)

Dana Keller

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Which of the following structures or systems is correctly paired with its function? a. central nervous system - processes information and controls responses b. frontal lobe - portion of the brain that controls body movement c. neurons - brain cells that control thoughts, calculations, and memory d. peripheral nervous system - releases hormones and controls emotions

Annie Barnes

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What is the largest danger associated with a blood clot that’s lodged in a cerebral artery?

Annie Barnes

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What could be the possible result of founder effect on genetic variation? Decrease in genetic variation Increase in genetic variation No change in genetic variation

Amanda Johnson

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In the food chain, how much energy is transferred from the Sun to a producer? 1% 10% 90% 100%

Jessie Thompson

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What would happen if the kinase that adds the inhibitory phosphate to cdk were defective?

Curtis Rhodes

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What male reproductive structure releases sperm into the vas deferens? Urethra Epididymis Testes Penis

Brandon Scott

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Adaptations result from interactions between organisms and their _____. behavior environment offspring gene pool

Alexa Spicer

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Which of the following is caused by the modification of density–independent factors? A. Parasitic wasps invade cocoons, killing many caterpillars. B. Periodic drought causes an abrupt decrease in vegetation. C. Organisms compete for food, water, and other resources.

Curtis Rhodes

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What percentage of precipitation falls back onto land? a. 78% b. 92% c. 17% d. 22%

Tara Andrews

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Bacteria and humans are similar in that they both

Kathy Robinson

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Suppose that the pedigree shown in the transparency is for a trait caused by recessive allele.is it possible to infer from the pedigree whether or not I-1 and I-2 are carriers of the allele

Carlton Burgess

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Which of the following best describes an example of a nonspecific internal response to a harmful bacteria

Alexa Spicer

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How is the mode of a data set defined

Carlton Burgess

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Collar cells in the sponge digest food by _____ or by the enzymes of _____.

Annie Barnes

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A log has a density of .8 g/cm³. This log will in freshwater, which has a density of 1.0 g/cm³ .

Jessie Thompson

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What statement best compares the role of meiosis in a unicellular and a multicellular organisms?

Heather Maxwell

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Which conditions would be the most favorable for an organism that reproduces asexually?

Samantha Barber

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NEED THEM ASAP 1. Which of the following has the longest life? A. sun B. dwarf star C. giant star D. supernova D 2.Which type of fusion occurs in the red giant phase? A. hydrogen to helium B. helium to hydrogen C. hydrogen to carbon D. helium to carbon B 3.Which type of telescope would you need to most easily see a potential neutron star? A. visible light B. X-ray C. infrared D. ultraviol

Jessie Thompson

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Which best describes transformation in bacteria?

Theresa Perry

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Which of the following compounds would be expected to have the strongest ionic bonds? 1)the compound that has the largest ions with the greatest charge 2)the compound that has the largest ions with the least charge 3)the compound that has the smallest ions with the greatest charge 4)the compound that has the smallest ions with the least charge

Mindee Nelson

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Which of the following correctly describes the appearance of muscle tissue found in the heart? Single-nucleus, non-striated, short cells Single-nucleus, striated, branching cells Multinucleated, non-striated, branching cells Multinucleated, striated, long threadlike cells

Victoria Fowler

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