Which is an arrangement of genes consisting of an operator, a promoter, and a repressor?

1) RNA polymerase

2) anticodon

3) codon

4) operon

What does a control group show in an experimental investigation?

What is plant growth in response to touch called

Does cooking milk make it easier to tolerate for allergy prone individuals

The motion of a falling object when the only force acting on it is gravity a.) net force b.) inertia c.) projectile d.) free fall

What does the pacific nw tree octopus eat

How many chromosomes do humans have?

Pairing of homologous chromosomes in prophase of meiosis I appears to be critical for proper alignment, crossing over, and subsequent separation. This pairing is facilitated by the sharing of sequence homology between homologous chromosomes.

What does "leeward" mean?

Which lipid acts as a chemical messenger? a. adipose tissue b. cholesterol c. testosterone d. beeswax

The degradation of alanine yields pyruvate and the degradation of leucine yields acetyl coa. can the degradation of each of these amino acids directly replenish the pool of tca intermediates? explain why or why not.