Land was first colonized about ________ years ago
A) 100 million
B) 500 million
C) 1.7 billion
D) 2.5 billion
B
Biology & Microbiology
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The tube-nose of tubenoses may be used as a means of enhancing their ability to smell, or to discern strength of air currents
Indicate whether the statement is true or false
Biology & Microbiology
In any physical or chemical change, energy cannot be created or destroyed. This is the ________ law of thermodynamics
Fill in the blank with correct word.
Biology & Microbiology
What is the method of having results evaluated by other experts in the field called?
a) peer review b) inductive method c) scientific method.
Biology & Microbiology
Which of the following may be a component of bacterial cell walls?
A) carrageenan B) lipoteichoic acids C) mycolic acid D) tubulin E) both lipoteichoic and mycolic acids
Biology & Microbiology