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Questions in biology

📝 Answered - How to Calculate Rate of Volume Change Rate of volume change [tex]\left(\frac{ mL }{ hr }\right)=\frac{\text { final volume }( mL ) \text {-initial volume }( mL )}{\text { Time }( min )} \times 60\left(\frac{min}{ hr }\right)[/tex]

📝 Answered - Blogeog Quiz: Ade argues that being separated geographically is the only way for speciation to occur. Why is he wrong? A. Speciation can act from biological forces as well. B. Speciation can occur from variation as well. C. Speciation does not result from adaptive radiation.

📝 Answered - Neuroplasticity is activity driven. O True False

📝 Answered - The doubling period of a bacterial population is 20 minutes. At time [tex]$t=110$[/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.

📝 Answered - Which is most likely to happen to a population that becomes anatomically isolated from the rest of its species? A. The species will become extinct. B. The population will become a separate species over time. C. The population will breed with a different species nearby. D. The entire species will continue to have viable offspring together.

📝 Answered - Cardueline finches can be found in many areas of the world, including North America and Asia. Hawaiian honeycreepers, which are found only in Hawaii, have been found to have DNA commonalities with this group of finches that indicate they have a common ancestor. Which mechanism might have led to the appearance of the Hawaiian honeycreeper? A. anatomical isolation B. temporal isolation C. geographical isolation D. behavioral isolation

📝 Answered - The scientific method is one application of critical thinking. Please select the best answer from the choices provided. A. True B. False

📝 Answered - The total number of organisms an ecosystem can support is its tolerance range. True or False?

📝 Answered - Which of the following body locations contains cells with the largest surface-area-to-volume ratio? A. Jaw bones, in order to increase the speed of communication. B. Hair follicles, in order to grow quickly. C. Lungs, in order to exchange oxygen and carbon dioxide with the environment. D. Shoulder muscles, in order to provide strength in movement.

📝 Answered - What part of the cell is responsible for making proteins? a) Organelles b) Chromosomes c) Cytoplasm d) Ribosomes