The evolution of saber teeth in a number of groups of extinct carnivorous mammals is an example of
A. homoplasy caused by convergence.
B. homoplasy caused by common descent.
C. homoplasy caused by evolutionary reversal.
D. homology caused by convergence.
E. homology caused by common descent.
A. homoplasy caused by convergence.
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Acquired antibiotic resistance between two different species is an example of vertical gene transfer
Indicate whether the statement is true or false
Which theory of water transport states that
hydrogen bonding allows water molecules to maintain a continuous fluid column as water is pulled from roots to leaves? a. pressure flow b. evaporation-condensation c. cohesion-tension d. osmotic pressure e. bulk flow
An example of a(n) anion is K+
__________________ Indicate whether the statement is true or false.
A packet of light energy is called a
A) quantum. B) pigment. C) photon. D) phaser.