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Question 1/5
Put the following in order as they would occur in protein synthesis. Which step occurs first?
A. The now empty tRNA leaves the ribosome and the process is repeated for each codon until the stop
codon is reached.
B. The codon (mRNA) and the complementary anticodon (TRNA) bringing the specific amino acid to the
ribosome.
C. Transcription of mRNA in the nucleus of the cell.
D. The polypeptide is released from the ribosome
E. The ribosome helps form a polypeptide bond between amino acids
Select an answer

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

The distant ancestors of tigers may have had bodies without stripes. use the theory of natural selection to explain how tigers may have evolved to have stripes.

Which is an example of a vestigial structure? a. tail of a monkey b. fin of a fish c. flower of a plant d. tailbone of a human