Where does the transcription of DNA into mRNA occur in eukaryotes?   A. Nucleus   B. tRNA   C. Ribosomes   D. Cytoplasm

Which enzyme is responsible for the synthesis of pre-mRNA?   A. RNA polymerase I   B. RNA polymerase II   C. RNA polymerase III   D. RNA polymerase

Which of the following is a true statement concerning RNA? Group of answer choices a. mRNA is single stranded; tRNA and rRNA are double stranded b. each tRNA binds to a specific amino acid c. rRNA and mRNA last for only a short time in the cell d. tRNA contains the base thymine

Synthesize mRNA strands from the DNA templates

Which of these is NOT true of nucleosomes?     A. Some post-translational modifications to histone proteins serve as binding sites for transcription factors.       B. The position of nucleosomes is fixed on the genome and can not be changed.       C. The position and post-translational modifications of histones can be inherited through mitosis.       D. The binding between DNA and histone proteins can be disrupted by post-translational modifications.

What is the fate of an acid hydrolase that does not get tagged with mannose-6-phosphate in the Golgi? A. returned to the ER B. secreted out of the cell C. transported to the lysosome O D. degraded by the proteasome

Which of the following are transcribed from DNA? Select one: a. protein Ob. exons Oc c. rRNA exons, introns and rRNA d. O e. introns

1.3. Aerobic Cellular Respiration: a.Write the chemical formula for the aerobic cellular respiration of glucose. b. List the major steps of aerobic cellular respiration and describe the major events of each step.c. Explain the role of an electron carrier in cellular respiration.d. Predict what would happen to the process of cellular respiration if oxygen was not present. In your answer, specifically state the role that oxygen plays in cellular respiration.

How does genetic therapy differ from traditional methods of treating a disease?   a. It targets the effects of the disease  b. In some cases, it fixes the genetic code itself  c. It reverses the damage done to the body d. It replaces the need for organ transplant

What kind of RNA could have the same effect as the methylation?   A. rRNA   B. tRNA   C. mRNA   D. siRNA