Write a this number in scientific notation: 1,200 = ?

During elongation in translation, to which ribosomal site does an incoming charged tRNA molecule bind?

 Joins with ribosomal proteins to make ribosomes.

These are the basic structural and functional living units of an organism.

The sternum is _______ to the thoracic vertebra 

If transporters move two substances in the same direction they are called.  

Suppose the instructor wanted to generate a CLUSTER sample from their class.  Write a brief explanation of how the instructor could modify their previous sample to create a CLUSTER sample.   Explain CLEARLY how this sample is different from the previous sample. 

How many standard deviations is the MINIMUM age above or below the MEAN? Justify your answer quantitatively. 

B. Les salutations (5 points) Lauren and her classmates are in French class and they are greeting each other before class starts. Choose the response that logically fits each conversation.  3. — Tu es de Montpellier? — _____

Below are pKa values for common amino acids.  Below are some postulated ionic species for a dipeptide. Blank #1: Use 3-letter abbreviations to name this dipeptide.  Blank #2: Which are the ionic species that are possible for this dipeptide at any given pH? List them by the letters identifying each ionic species (for example: A, B, C) Blank #3: Identify the zwitterion by the corresponding letter (for example: A) Blank #4: In which pH range does >90% of the -1 ion exist? (for example: 1.1 to 3.1) Blank #5: What is the isoelectric point of this dipeptide?