Which two space centers are located in Florida?

A. US Space and Rocket Center and Ames Research Center
B. Great Lakes Science Center and the Jet Propulsion Laboratory
C. Kennedy Space Center and Cape Canaveral Air Force Station
D. Armstrong Flight Research Center and Wallops Flight Facility
C

The trp operon in e. coli regulates genes that code for enzymes required for synthesis of the repressible operon. when tryptophan is not available amino acid tryptophan. the trp operon is a in the environment, the trp repressor protein activeinactiveregulated. therefore, rna polymerase can bind to the genes to begin transcription.

Which of the following forest management practices is best for reestablishing areas of forest?

Modern sea star larvae resemble some primitive vertebrate larvae. this similarity may suggest that primitive vertebrates