Sailfin Cattish
9. Explain how the introduction of the Sailfin Catfish to a new ecosystem can have a negative impact on
food web. Explain why the Sailfin Catfish population has been so successful in the Everglades ecosystem.

Blood, made up of red and white blood cells, work together to form

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.

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.