c. telegraph came before the telephone obvi and the rest are not communication. telegraphs could be sent over seas
Gene structure is the way a gene looks under a microscope, how would in a persons body just blown up so it is accessible to see by the human eye
Answer: It is imporant to be comfotable stance when firing a fire arm because when attempting to accurately shoot a handgun, no matter how good your sight alignment, breath control and other skills are, if your stance doesn't provide you with a stable shooting platform, you’re destined to be inconsistent with your shot placement. Consistency in all aspects of shooting is the key to accuracy.
Explanation: