Sequences in mrna, such as uga, uaa, or uag, that tell a ribosome when to stop making a new protein are known as
a) anticodons.
b) stop codons.
c) transfer rnas.
d) genetic markers.
eliminat

What feature of cell theory is best demonstrated in the image

Which is not a likely outcome after extensive irrigation of dry farmland? useless, unproductive soil salinization of the soil depletion of groundwater nutrient-rich soil

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.