What is the role of arabinose in the transformation procedure? Group of answer choices It is a repressing substrate that turns off the transcription of pGLO. It is a required nutrient for any bacteria to grow. It is an inducing substrate that allows the transcription of the gene of interest. It selects for nontransformed cells whereas ampicillin selects for transformed bacteria. B and C

The steps in the formation of extrusive igneous rocks are listed below in an incorrect order: 1. rock melts due to high temperature. 2. rock is buried deep under earth's surface. 3. magma is forced out of earth's surface during volcanic eruption. 4. lava cools and crystallizes to igneous rock. which of these best shows the correct order of steps in the formation of extrusive igneous rocks? 1, 3, 4, 2 2, 1, 3, 4 3, 4, 2, 1 4, 2, 1, 3

Where are the strongest jet streams located?

Which substance contains thylakoids? a) nadph b)atp c)stroma d)chloroplast