I believe the answer is ATP
Transcription is the first step, where a complementary strand of RNA is made,w which is modelled off the DNA.
This RNA called mRNA (messenger RNA) moves out of the nucleus to the ribosomes (sites of protein manufacture) where translation occurs. Translation is where amino acids are made to string together based off the code in the mRNA
Answer is A.cell membranes
Chromosomes are found in the nucleusof animal and plant cells.
The answer is paramecium because they move by using cilia