Marker

A pH marker was used to detect the acidity of the water.

The marker isotope helped to locate the exact site of infection in the patient's body.

The marker scan showed inflammation in the patient's joints.

The presence of a genetic marker can be used to identify the specific location of a gene on a chromosome.

The technician used a marker to track the progress of the dye in my bloodstream.

The PCR reaction mixture contained a fluorescent marker to monitor amplification.

The technician used a marker to identify the exact location of a blood clot.

The marker on the ruler helps to measure accurately.

The researcher used a marker to detect the presence of a particular enzyme.

The archaeologist used a marker to outline the boundaries of the excavation site.

She used a black marker to cross out the incorrect answer on her test.

The artist used a marker to outline the drawing.

The construction worker marked the measurements on the wall using a marker.

The archaeologist found a marker indicating the burial site of a pharaoh.

The teacher used a marker to indicate the pH level of the solution.

The tennis umpire used a marker to indicate whether the ball was in or out of bounds.

The technician used a marker to indicate the location of the wiring.

The marker on the sidewalk indicated where the property line ended.

The player used a marker to keep score during the game of Scrabble.

The scientist used a marker to highlight important data in the research.

The sign painter used a large paint marker to create the bold lettering.

The historical marker gave information about the battle that took place there.

The doctor used a marker to test the acidity of the patient's urine.

The flood marker showed the water level during the hurricane.

The biologist used a marker to track the migration of birds.

A genetic marker for a certain type of cancer can be detected early in life, allowing preventative measures to be taken.

The construction worker used a spray paint marker to mark the spot where the hole needed to be dug.

The technician used a marker to indicate the location of a tumor in my body.

The runner used a marker to keep track of their laps during the race.

A genetic marker can be used to determine whether an individual has a predisposition to a certain condition.

The doctor ordered a marker test to determine the cause of my symptoms.

The teacher gave each student a different color marker to use for their project.

The food inspector used a marker to check for the presence of harmful bacteria.

The GPS marker showed the exact location of the lost hiker.

The soccer coach used a whiteboard and marker to diagram the play for the team.

The test requires a marker to be inserted into the bloodstream.

The geologist used a marker to identify different layers of rock in the canyon.

The marker tracer revealed a problem with the patient's liver function.

The scorekeeper used a marker to keep track of the home team's score during the baseball game.

The surveyor placed a marker on the property line to avoid disputes.

The security marker at the airport is responsible for ensuring the safety of passengers.

The marker scan showed a mass in the patient's lungs.

The scientist used a marker to indicate the location of a specific molecule.

The researcher added a marker to the solution to detect the presence of a particular protein.

A fluorescent dye can be used as a marker to label cells in microscopy.

The water authority added a marker to the reservoir to detect any contaminants.

The chemist used a marker to identify the unknown substance in the test tube.

The marker allows doctors to see how the body is reacting to treatment.

He used a marker to draw a line down the center of the paper.

The marker on the label indicates the expiry date of the medicine.