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Q54: Distinguish between quantitative and qualitative variation.
Q57: Suppose you are a botanist and you
Q58: What term refers to the process in
Q62: Organisms that live optimally in cold temperatures
Q65: Which of the following algal groups is
Q65: In a colony of 100 guinea pigs,
Q88: Until recently, protists have been classified according
Q103: When the plant is exposed to wavelengths
Q104: In many ways, the eyes of Planaria
Q114: birds<br>A)Petromyzontidae<br>B)Amphibia<br>C)Crinoidea<br>D)Metatheria<br>E)Chondrichthyes<br>F)Actinopterygii<br>G)Urochordata<br>H)Aves<br>I)Myxinoidea<br>J)Holothuroidea<br>K)Cephalochordata<br>L)Eutheria<br>M)Ophiuroidea<br>N)Testudinata<br>O)Squamata<br>P)Asteroidea<br>Q)Prototheria<br>R)Echinoidea<br>S)Hemichordata