The molecule that functions as a corepressor for the trp operon is

A. glucose.
B. cAMP.
C. tryptophan.
D. CAP.
E. lactose.


C. tryptophan

Biology & Microbiology

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Rank the elements carbon, sodium, calcium, and iodine in order of _____________. decreasing number of valence

electrons decreasing number of energy shells/levels decreasing number of protons decreasing number of electrons greatest abundance in living organisms

Biology & Microbiology

Using the genetic code shown here, predict the amino acid sequence that would be produced from the following partial

DNA sequence if the top strand is the template strand:3 ’-...TAC ACG TGG ACG TGA TTC TTA...-5’ 5’-...ATG TGC ACC TGC ACT AAG AAT...-3’

What will be an ideal response?

Biology & Microbiology

A fruit, such as a strawberry, that develops from tissues of the receptacle as well as the ovary would be considered

a(n) ____.

a. aggregate fruit b. accessory fruit c. multiple fruit d. simple fruit e. compound fruit

Biology & Microbiology

Classification.The following are basic building blocks of biopolymers. Match the building blocks with the statements below.

A. The basic unit of proteins B. The monomers of a polypeptide chain C. The basic unit of cellulose D. The basic unit of glycogen E. The basic unit of starch F. The hydrophilic component of a type of lipid G. The hydrophobic component of a type of lipid H. The basic unit of DNA I. The basic unit of RNA J. Which two units combine in various ways to form lipids?a. a and bb. a and cc. b and cd. b and de. c and d

Biology & Microbiology