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Biology

The stomach uterus and bladder are lined with what

Annie Barnes

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Ep-27 carbon monoxide poisoning is sometimes mistakenly identified as what?

Karen Wright

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An organism's trophic level refers to _____.

Nicholas Rivera

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Sublimation is the opposite of deposition just as evaporation is the opposite of? A. Fusion B. Transpiration C. Freezing D. Condensation

Brandon Scott

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Why do complex organisms need specialized cells?

Theresa Perry

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Plinian eruptions are the most powerful type of eruption. They are usually caused by _____ magma.

Justin Parker

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About 60 percent of all known galaxies are classified as ______ A. Spiral galaxies B. Elliptical galaxies C. Irregular galaxies D. Binary systems

Ramon Kelly

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Which best describes the structure of a phospholipid? a glycerol molecule between two fatty acid chains a lipid molecule with a polar head and a tail a phosphate molecule joined to a fatty acid a nonpolar molecule attached to a fatty acid

Eric Morgan

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Conducting research about an occupation, company, or job can increase your employability.Please select the best answer from the choices providedTF

Whitney Matthews

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TRUE OR FALSE: The amount and type of precipitation in temperate rainforests is the same as tropical rainforests.

Kristi Hammond

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When a plant opens and closes its stomata, it is maintaining _____. A) sugar B) chemical transmitters C) homeostasis D) tropism

Chelsea Hayes

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Which of the following types of carbon fixation occurs in most plants? a. C3 b. C4 c. CAM d. none of the above

Ronald Miller

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WILL GIVE A BRAINLEST The effect of human disturbance on animal populations is _____. unobservable density-dependent density-independent stabilizing

Amanda Johnson

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Which of the following structures is most likely to be found in an autotrophic protist? a. A gullet b. A chloroplast c. A food vacuole d. A plasmodium

Theresa Perry

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What is the mass number of an ion with 105 electrons, 159 neutrons and a +1 charge? Express your answer as an integer.

Ross Pratt

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“This leaf is 4 inches long.” What kind of observation is this? Quantitative Qualitative Hypothetical Inferential

Caroline Campbell

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(4.05 MC)Which of the following would be considered a benefit of overproduction? The increase in genetic variation of a population The exponential growth of a population The exchange of genetic material between populations The change in an ecosystem due to the increased population

Roger Moore

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Plants that encourage the proliferation of nitrogen-fixing bacteria are _____.

William Cain

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Abyssal plains are very flat features that form when_____.

Samantha Barber

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EEG is to CT as: x-ray photographs is to recordings of brain waves recordings of brain waves is to x-ray photographs radioactive emmissions is to recordings of brain waves recordings of brain waves is to radioactive emissions

Ramon Kelly

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This chart shows the types of ground tissue and their functions. mc012-1.jpgmc012-2.jpg Which row (A, B, C, or D) best matches each ground tissue with its function? A B C D

Mindee Nelson

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Which best describes the flow of genetic information. A= genetic information is carried only by dna. B= genetic information flows from Gene to allele to protein. C= genetic information flows from dna to rna to protein. D= genetic information cannot be transmitted outside the nucleus

Jeremy Wood

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Which is not a guideline for avoiding hip dislocation after replacement surgery?

Timothy Norman

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How is a personal watercraft (pwc) propelled through the water?

Megan Page

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Sports drinks are recommended for exercise that lasts between 30 and 60 minutes. true false

Cynthia Baker

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Healthy corals are brightly colored because they _____. healthy corals are brightly colored because they _____. secrete colorful pigments to protect themselves from ultraviolet light secrete colorful pigments to attract mates host symbionts with colorful photosynthetic pigments build their skeletons from colorful minerals

Melissa Norris

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Water readily sticks to many other substances, a property called ______.

Chelsea Hayes

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In Figure 23–3, which letter points to the structure through which water is lost during transpiration? (1 point) A D E F Download jpg

Megan Page

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The less common type of plant is the _____. hydrophytes mesophytes xerophytes

Ross Pratt

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All of the following patterns were witnessed by Darwin except that species vary A. within very short spans of time. B. over time. C. around the world. D. locally.

Ross Pratt

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The biggest threats to Christmas Island crabs during their annual migration are _______. a. dogs c. automobiles b. cats d. fences

Kyle Mckinney

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The base sequence ACTGAC A) could occur in both DNA and RNA. B) could occur in DNA but not in RNA. C) could occur in RNA but not in DNA. D) could occur in neither DNA nor RNA.

Cynthia Baker

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The mitotic spindle is a microtubular structure that is involved in _____

Megan Page

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Ethane, with the chemical formula C2H6 , is an example of _____. a kind of coal a hydrocarbon an isotope a gasoline

Whitney Matthews

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Which of the following is not true about Polar bears?

Kathy Robinson

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Gel electrophoresis separates dna for profiling based on ______________.

Mindee Nelson

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Which processes produce carbon dioxide as a waste product? A. the Krebs cycle and the electron transport chain B. ethyl alcohol fermentation and lactic acid fermentation C. lactic acid fermentation and the Krebs cycle D. ethyl alcohol fermentation and the Kre cycle

Nicholas Rivera

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Which texture best describes an igneous rock that formed deep underground?

Chelsea Hayes

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An earthquake is best described as a Short term Long term Global Climatic

Victoria Fowler

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Which explanation is most likely the reason for the evolution of a larger brain in humans? The size of the human brain increases the more it is used. A larger brain allows humans to solve complex problems. The size of the human brain has changed randomly over time due to mutations. A large brain increases humans’ ability to fight and survive disease.

Dana Keller

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Which statement describes a step in DNA replication? The double helix unwinds and each strand forms a template for a new strand. The paired bases release many types of proteins. The DNA is cut into pieces using polymerase enzymes. New bases are built by the original strands.

Daniel King

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During a quiet eruption, a lava flow may set fire to and then bury everything in its path. true or false

Jessie Thompson

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Traditional classifications tended to take into account primarily_____. a) extinct organisms b) RNA similarities c) DNA similarities d) generals similarities in appearance

Ramon Kelly

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Which of these statements is correct with respect to osteoclasts?

Ramon Kelly

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Identify the structures of the aorta in the correct order blood flows through them

Megan Page

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The development of secondary primary sex characteristics cause girls to look like women and boys to look like men.

Kevin Sutter

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Are bivalves protostomes or deuterostomes?

Ramon Kelly

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Which of the following accurately describes a step within transcription? A. DNA polymerase uses one strand of RNA as a template to put together nucleotides. B. The RNA strand is produced within the cytoplasm. C. The DNA strand is used as a template for which a complementary RNA strand can be produced. D. The RNA strand forms a template by which DNA can be built

Craig Stewart

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Which feature do prokaryotic and eukaryotic cells share? A) nucleolus B) cytoplasm C) nuclear membrane D) membrane-bound organelles

Jeffrey Rodriguez

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Hereditary monarchies, whereby the crown passes down through a single family, are examples of:

Victoria Fowler

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