The trp operon regulates the synthesis of the amino acid tryptophan. When tryptophan concentrations are high, binds to the repressor protein and activates it. The repressor attaches to the operator and blocks transcription of the trp genes. This regulation is a type of , a form of control in which the final product of a pathway inhibits the production of the product.

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

Which level of taxonomy has the fewest organisms?

Which statements best describe monsoons? check all that apply. they force cool, moist air from oceans to rise. they are winds that blow in the opposite direction of a normal wind. they bring rain in the summer and drought in the winter they increase rainfall in south asia, africa, and australia. they influence precipitation as wind moves near a mountain.