1. Describe how the lac operon functions when glucose and lactose levels are high. 2. Describe how the lac operon functions when glucose levels are low and lactose levels are high. 3. Describe how the lac operon functions when glucose levels are low and lactose levels are both absent. 4. […]

Growth is defined as an increase in size of a body part or the organism. It is usually accomplished by increasing the number of cells. Individual cells can also increase in size when not dividing. For growth to occur constructive activities must occur at a faster rate than destructive ones. […]

Two Questions. “Tchaikovsky and Women in Art” & “Inheritance and Genetic Engineering” “Tchaikovsky and Women in Art” Please respond to one of the following, using sources under the Explore headingas the basis of your response: • Select one composition by Tchaikovsky that you enjoy. Describe the music and subject matter […]

The habitat of one species of tropical fish is red coral reefs. The approximately 75% of the fish in this population are red, while approximately 25% of the fish carry a mutation that prevents the production of the red pigment; as a result these individual fish are white. The coral […]