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which of these is an example of gene flow?
a) german immigrants settle in a colony in eastern pennsylvania without mixing with the locals.
b) a few black sparrows join a population of brown sparrows and mate with them.
c) indiscriminate hunting reduces the blue whale population, which later revives.

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

Osmosis is often viewed incorrectly as a process driven directly by differences in solute concentration across a selectively permeable membrane. what really drives osmosis? view available hint(s)osmosis is often viewed incorrectly as a process driven directly by differences in solute concentration across a selectively permeable membrane. what really drives osmosis? the first law of thermodynamicsthe difference in the height of water columns on either side of a selectively permeable membranethe difference in water concentration across a selectively permeable membranethe difference in sugar or ion concentration across a selectively permeable membrane

Explain the significance of the increased cell specialization of the volvocine line