What would the nurse monitor frequently to ensure that the prescribed amount of oxygen is being delivered to a patient?

How do you transfer mrna into codons ? i'm so confused : (

Aboy with an extra x chromosome probably has which of the following syndromes?

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.