What technology can track cattle through the food processing chain? a. retinal scans b. fingerpr

What technology can track cattle through the food processing...

Key Concepts

DNA Fingerprinting

DNA fingerprinting is a molecular identification method that analyzes the unique genetic markers present in an organism's DNA. It is used in tracking and verifying the identity of cattle throughout the food processing chain, ensuring that meat products can be traced back to their origin for quality control and safety purposes.

Traceability

Traceability in the context of food processing refers to the systematic process of recording and tracking the production, processing, and distribution history of a product. This concept is critical for ensuring food safety, enabling effective recalls, and verifying the integrity of the supply chain from farm to table.

Biometrics

Biometrics involves the measurement and statistical analysis of unique physical or behavioral characteristics for identification purposes. While methods like retinal scans or fingerprints are common biometric techniques in humans, in livestock applications DNA fingerprinting is preferred due to its high accuracy and ability to uniquely identify individual animals.

Transcript

00:01 Now in this question, we are addressing what do we use dna fingerprinting for? and there's a reason.

00:13 Dna fingerprinting is actually a nickname for what it does, because dna sequencing is done.

00:25 And what do you do in dna fingerprinting? you compare sequences between different individuals.

00:41 Okay, that's what happens in dna fingerprinting.

00:43 Fingerprinting, much like when in criminal investigation, like in forensics, when you compare actual fingerprints, but instead of comparing actual fingerprints, you're comparing dna founded crime scene, with that of the victim and with that of the suspect that you have that might have committed a particular crime.

01:42 Okay, so as you can see, that's where the term fingerprinting came because another way in forensics that you can find your suspect is you compare the actual fingerprints, the image of the prints of the finger.

01:57 But now we're using a more complex method.

02:01 We're using the dna.

02:02 By comparing the dna, you can see, is that individual the same or different? so you use that comparison to identify individuals.

02:28 That could be like humans, right? was this person there? and we can tell that person was there or not, because if their dna was there, pretty much you can say that person was there.

02:46 And again, that can help you out.

02:50 With forensics.

02:52 You know, that suspect was there because his dna or her dna was there.

03:00 Okay, their dna was there.

03:05 Individuals, remember, were in biology.

03:07 They don't have to be human.

03:10 Okay...