Answer:
sigma subunit
Explanation:
Sigma subunit of RNA polymerase holoenzyme directs the enzyme towards the consensus sequences present upstream of the transcription start site. Completion of the initiation phase of transcription is followed by dissociation of sigma subunit from the transcription complex.
The protein NusA replaces the sigma subunit. The RNA polymerase leaves the promoter and starts the elongation
.
White blood cells are cells found in blood that "fight" pathogens when they enter your body (when they manage to go trough your skin).
Answer: D. none of the above.
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Answer:
Sarah should add 19 grams of protein to her diet if she gets pregnant.
Explanation:
Daily protein requirements = body weight in x conversion factor
Pregnant women= 1.1g/kg prepregnancy body weight
Sarah's prepregnancy weight= 132 pound
Sarah should add about 19 grams of protein to her diet to account for the higher protein requirements of pregnancy. That’s only about 1 cup of Greek yogurt. Pregnancy might be the time to switch to these “twice the protein” products.
Answer:
The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers such as plants, algae, and cyanobacteria use the energy from sunlight to make organic matter from carbon dioxide and water. This establishes the beginning of energy flow through almost all food webs.
Explanation:
Answer:
Dolphins, Tuna, and Jellyfish are known as the secondary consumers of sea life and prey on the primary consumers for a food source.
Explanation:
Primary consumers such as Sea turtles, Manatees, and Zoo Plankton rely on the producers seaweed, plankton, and diatoms for food source. They are also known as the oceans herbivores.
