E. coli is grown in a medium containing lactose. If the bacterial culture is irradiated with UV light that causes
laci gene to be nonfunctional, discuss the effect of this
event to the activation of the lac operon.

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?

What type of plant is good for a bioassay and where can i buy it? i only have a month.