Question

Choose the incorrect statement for YAC vectors.

(a) The YAC molecule is approximately 10 kb in size

(b) It contains both yeast origin of replication and prokaryotic origin of replication

(c) It doesn’t contain ampicillin resistant gene

(d) It contains TEL sequence

I got this question by my school principal while I was bunking the class.

The doubt is from YAC and Expression Systems topic in portion Using Other Organisms of Genetic Engineering

Answer 1

The correct answer is (c) It doesn’t contain ampicillin resistant gene

To explain: YAC vectors are approximately 10kb in size. It contains both yeast origin of replication and prokaryotic origin of replication. It also contains TEL sequence and an ampicillin resistant gene.