The endoplasmic reticulum (particularly the rough endoplasmic reticulum) has ribosomes attached to it, a type of organelle that synthesizes protein. It also itself folds proteins in sacs on its surface called cisternae.
The question, however, most likely is referring specifically to ribosomes, as these are the organelles primarily responsible for the production of proteins. The endoplasmic reticulum is mostly to assist the ribosomes and transport the proteins once they are properly folded.
Some of the tools that scientist might use to study a sinkhole first of all is some of there five scenes like using there eyes to observe rock and soil they might use there nose to pick up gaseous orders and there ears to hear how the earth shifts
The bones of fore limb consist of the bones of the upper arm, lower arm, and fingers
More energy is released from a glucose molecule during anaerobic respiration than during aerobic