What role does mrna play in the delivery of genetic code information?
a. mrna collects the dna from all the chromosomes and duplicates it using nucleotide base pairs.
b. mrna transports a gene segment to trna where the code is read and an amino acid is made.
c. mrna reads the code from one gene on a chromosome and then delivers that message to rrna.
d. mrna copies the code from one segment of dna that represents one gene and then carries it out of the nucleus to a ribosome.

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

This is the process of making a prediction based on the results of prior observations of similar events.