Which lineage do legless caecilians belong to?
a. Gymnophiona
b. Squamata
c. Anura
d. Aves
Ans: a. Gymnophiona
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In glycolysis, glucose receives two phosphate groups from ____, thus forming fructose-1, 6-bisphosphate
a. ADP b. ATP c. G3P d. a bisphosphate group
e. fructose-1, 6-bisphosphateWhat is the sequence of the temperatures of a typical PCR reaction?
a. 94 °C, 72 °C, 60 °C b. 94 °C, 60 °C, 72 °C c. 72 °C, 60 °C, 94 °C d. 72 °C, 94 °C, 60 °C e. 60 °C, 72 °C, 94 °C
An excess of T3 and T4 in the blood is hyperthyroidism, which in its most common form is called
A) goiter. B) sterility. C) Graves' disease. D) botulism.
Which of the following statements about bacteriocins is FALSE?
A) The genes coding for them are on plasmids. B) They cause food-poisoning symptoms. C) Nisin is a bacteriocin used as a food preservative. D) They can be used to identify certain bacteria. E) Bacteriocins kill bacteria.