Explanation: mRNA carries the genetic code copied from the DNA to the ribosome where it is read. tRNA is used to place animo acids in the correct sequence to form a protein.
<span>The part of the brain that is responsible for the sense of touch and for picturing the layout of spaces in the environment is the </span>parietal lobes.
The answer is B. A dependent variable is one that varies according to the modulated independent variable. In this case, the independent variable is A -‘The amount of Drug x given to the mice’ since it is the one that is being controlled in the experiment.