A scientist has been measuring the amount of a particular mRNA strand being produced by certain cells. He notes that although a large amount of the mRNA is produced, he is finding relatively little of the protein product that the RNA codes for. His assistant suggests that they look for the presence of microRNA (miRNA). What would be suggested by the presence of miRNAs?

Harold makes a venn diagram to him compare and contrast mitosis and meiosis. which label belongs in the region marked z? forms diploid cells creates an even number of cells includes two rounds of cell division duplicates body cells

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Before the can be observed by using a transmission electron microscope, cells are sliced into very thin sections. what disadvantage does this procedure present in the study of cellular parts