Which of the following occurs as a result of an abundance of tryptophan in e. coli? a. the leader sequence is not transcribed. b.the 5 trp genes (trpa � trpe) are not transcribed. c.stalling of the ribosome at trp codons in the leader sequenced. the 5 trp genes (trpa � trpe) are transcribed, but not translated.

How many seconds does it take a pebble released from rest off a bridge to fall 29.4 m ? what is the pebble's speed when it has fallen 29.4 m ?

Apossible explanation for a set of facts that can be tested by further investigation is called

While goofing off at the ice skating rink, a student takes off her shoes and places each of them on the ice. her friend, a hockey player, then shoots a hockey puck at each shoe. the first puck immediately comes to rest after it collides with the left shoe. the second puck rebounds after it collides with the right shoe. if each hockey puck has the same incoming speed, which shoe has greater speed after the collision? the right shoe. both shoes have the same speed. the left shoe.