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Questions in biology

[Open]During which phase does the nucleus disappear and the nuclear envelope break down?

[Open]The energy in the hedgehog population is much less than the energy in the slug population. Explain why.

[Open]A person's temperature is 40° C. What would it be in Kelvin? A. 313° C B. −313 K C. −313° C D. 313 K

[Open]Identify evolutionary mechanisms that might account for the origin and persistence of cell-to-cell signaling systems in prokaryotes.

[Open]What states of matter can solutions be composed of?

[Open]Infer whether species diversity increases or decreases after a fire on a grassland. Explain your response.

[Open]Complete the sentence: A car driver automatically brakes if a child dashes across the road. This is called a .............................................. reaction. *Hint: It has something to do with neurons.*

[Open]Thinking About Newton's Third Law of Motion In the space provided, describe how this concept explains the following event: 2. A squid squirts through the water without using its fins or tentacles.

[Open]What would happen if our atmosphere consisted of pure oxygen?

[Open]The structure shown in the inset (right) represents the level of organization called _______.