Answer:
The correct answer is c it inhibits the movement of small subunit relative to the large subunit.
Explanation:
According to the question the the poison that is added in vitro translation mixture containing mRNA molecules specific sequence result in formation of Met-lys dipeptide that remains attached to the ribosome.
This means the translocation step that deals with movement of smaller subunit of ribosome to the next codon(Here to the third codon) is blocked.
Three reasons a species could become extinct include, deforestation, being overhunted, not enough food available.
The correct answer is catalyst. Hope that helps.
