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Questions in biology

[Terjawab] A population of pigs lives on an island together with burrowing termites. Pigs that have the longest snouts tend to survive more frequently than those with shorter snouts. Over time, most of the pig population is made up of individuals that have very long snouts. This is an example of which type of selection? A. directional selection B. disruptive selection C. stabilizing selection D. ecosystem selection

[Terjawab] Which part of the scientific method is a proposed answer to the question? A. hypothesis B. experiment C. results D. observation

[Terjawab] After forming a hypothesis, what is the next step in the scientific process? A. analyze data B. ask a question C. design an experiment D. draw a conclusion

[Terjawab] What are the constituents of soil? Classify them as biotic and abiotic constituents.

[Terjawab] Runoff is water that collects on Earth's surface after rainfall and eventually flows into larger bodies of water. Which of the following properties of water accounts for the conclusion that runoff often contains fertilizers, pesticides, and other chemicals that farmers have applied to their fields? A. Water has a high specific heat. B. Water is an excellent and versatile solvent. C. Water has strong cohesion. D. Water has a high surface tension.

[Terjawab] What is the function of the frontal lobe? Check all that apply. Sight Smell Speech Sound Motor Skills Balance Reasoning Memory Problem Solving Perception of Stimuli Blood Pressure Orientation Coordination Emotions Breathing

[Terjawab] Most strains of Staphylococcus aureus produce the exoenzyme ____________, which exploits the natural mechanism of blood clotting to evade the immune system.

[Terjawab] In the last few decades, the use of antibiotics and antibacterial cleaning products has increased. What consequences are being seen now as a result of the overuse or misuse of antibiotics? A. reduction in incidence of diseases caused by viruses B. occurrence of unusually strong immune systems C. higher rate of outbreaks of formerly rare diseases D. emergence of multi-drug resistant bacteria

[Terjawab] Which is a function of bone? A. nerve cell regeneration B. protection of organs C. storage of glycogen D. filtration of blood

[Terjawab] The end of a long bone is covered with A. red bone marrow B. articular cartilage C. adipose tissue