Looking at the picture above, what amino acid was brought in by the trna molecule that is circled?

a) met (methionine)

b) pro (proline)

c) ser (serine)

d) leu (leucine)

Which of the following was a characteristic of a dromaeosaur? modified front claw grasping with their forelimbs both a and b none of the above

What is a group of organisms that are closely related and share similar characteristics

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.