Which nucleotide triphosphate is hydrolyzed during a cycle of microtubule assembly and disassembly?
a. ATP
b. GTP
c. CTP
d. UTP
e. TTP
Ans: b. GTP
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Which statement about carbohydrates is true?
a. Carbohydrates provide structural support to organisms. b. Carbohydrates are nonpolar and insoluble in water. c. All carbohydrates are considered micromolecules. d. All carbohydrates are arranged in a linear sequence.
Who first described cells?
A. Darwin B. Leeuwenhoek C. Linnaeus D. Hooke E. Golgi
Which term best explains the notable differences in tooth size and shape for the two evolutionarily related species, the aardwolf and the spotted hyena?
a. convergence b. development c. exaptation d. divergence
Recognition sequences for restriction enzymes possess the unique quality of being the same when read 5? to 3? on either strand. What is this property called?
A) origin sequence B) consensus sequence C) gene sequence D) recombination sequence E) palindromic sequence