In a bacterial operon:a) all of the operon genes are transcribed into a single RNA molecule b) the inducer must be a sugar c) the inducer must be a protein d) regulation occurs at the level of translation e) all of the genes are constitutive genes.

Which of the following statements best describes the biosphere? a. its a mixture of gases that contain dust particles. b. it contains earths metal core. c. it contains all of earths water. d. it is a part of the earth that contains living organisms.

What are the instructions on a chromosome called

Albinism, lack of pigmentation in humans, results from an autosomal recessive gene (a). Two parents with normal pigmentation have an albino child. a. What is the probability that their next child will be albino? b.

What is the difference between single and a relationship? why people do like to be in a relationships?

A teenage patient complains of frequently being tired and lethargic. The doctor notices the patient is pale and asks, "Do either of your parents have anemia?" Why is the doctor asking the patient this question? A.

Why was Marta so concerned about getting sunscreen on?

1. Which phrase best describes the term genome? a. the genetic makeup of a chromosome b. the genes that make up an organism c. the location of a specific set of genes d. the sum of an organism's physical traits Group of answer choices

How are intensity, sound, and energy are related

In order to understand the disease in Mr. Volpe's alimentary canal, one must know the layers that make up its walls.

What is an example of a molecule that would require facilitated diffusion to enter a cell?