AIPMT 2011 Mains Mock Test

In Kranz anatomy, the bundle sheath cells have:

Sweet potato is homologous to:

Ureters act as urinogenital ducts in:

Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort?

Read the following four statements $(A-D)$. Which are the two statements having mistakes?$(A)$ The first transgenic buffalo Rosie produced milk which was human alpha-lactalbumin enriched.$(B)$ Restriction enzymes are used in isolation of $\text{DNA}$ from other macro-molecules.$(C)$ Downstream processing is one of the steps of $\text{R-DNA}$ technology.$(D)$ Disarmed pathogen vectors are also used in transfer of $\text{R-DNA}$ into the host.