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Questions in biology

[Terjawab] Delicate, thin epithelial cells found in the lining of the lungs are: A. compounded epithelium B. stratified epithelium C. complex epithelium D. simple squamous epithelium

[Terjawab] Match each wetland with its description. Bogs Marsh Estuary Swamp A) A forested wetland with varying salinity B) Wet, muddy wetland with very soft ground and varying salinity C) A wetland at the mouth of a river with varying water levels and salinity D) A wetland at the edge of a lake and stream

[Terjawab] Which structures are similar in function, but do not indicate that the organisms are related? A. analogous structures B. homologous structures C. vestigial structures D. transitional structures

[Terjawab] Sensation is: A. Detection of stimuli by sensory organs B. Interpretation of sensory input C. Memory recall D. Emotional response

[Terjawab] Organisms may contain up to five levels of organization within their bodies. Which level of organization is best represented by the liver? A. tissue B. organ C. organism D. organ system

[Terjawab] Credit: © Muskopf Photography, LLC/Alamy Nice work! You have correctly chosen to use a Twin Study design to test your research question. Next, you need to choose the most appropriate participants for your study. As the name suggests, with a Twin Study design, you will be working with groups of twins. Remember that identical twins share a fetal environment and are genetically identical, and fraternal twins share a fetal environment but are genetically no more similar than ordinary brothers and sisters. Of the following options, which one represents the best participants for your study? A. A group of siblings who are identical twins B. A group of siblings who are fraternal twins C. A group of siblings who are identical twins and are extremely talkative, and another group of siblings who are identical twins and are extremely withdrawn D. A group of siblings who are identical twins and another group of siblings who are fraternal twins

[Terjawab] The doubling period of a bacterial population is 20 minutes. At time [tex]$t=90$[/tex] minutes, the bacterial population was 90000. What was the initial population at time [tex]$t=0$[/tex]? Find the size of the bacterial population after 5 hours.

[Terjawab] Give one piece of evidence that lions and tigers are closely related. True or False: Tiger, lion, and leopard will belong to the same family. Leopard, Mainland Leopard Cat, and Sunda Leopard Cat will belong to the same family or genus. Leopard, Mainland Leopard Cat, and Sunda Leopard Cat will belong to the same class or order.

[Terjawab] What process adds carbon dioxide to the air? A. nitrogen cycle B. water cycle C. respiration D. photosynthesis

[Terjawab] A medicinal plant has the antimicrobial property which can activate the digestive process. For what purpose is such plant used for health? A. To control throat pain or cold B. To purify blood C. To make cosmetic goods D. To make energy booster