Exams › NEET › Biology

DNA or RNA segment tagged with a radioactive molecule is called:

1. Vector
2. Probe
3. Clone
4. Plasmid

Correct answer: Probe

Solution

A probe is a short DNA or RNA segment labeled with a radioactive or other detectable marker, used to identify complementary sequences. Vectors, clones, and plasmids are carriers or copies of DNA, not detection tags.

Related NEET Biology questions

• Which of the following is a transcription factor produced by a regulatory gene?
• Which of the following combination is false?
• Which scientist experimentally proved that DNA is the sole genetic material in bacteriophage?
• If the distance between two consecutive base pairs is 0.34 nm and the total number of base pairs of a DNA double helix in a typical mammalian cell is 6.6 × 10⁹ bp, then the length of the DNA is approximately
• Which of the following RNAs should be most abundant in animal cell?
• The final proof for DNA as the genetic material came from the experiments of:

⚔️ Practice NEET Biology free + battle 1v1 →