Questions

Androgens such as testosterone are produced by the Interstitial cells.

During the tenure of the Prime Minister Chaudhary Charan Singh The Lok Sabha never meet.

Plants developing in dry conditions are called as xerophytes.

Foreign keys are the columns of a table that points to the primary key of another table. They act as a cross-reference between tables.

In detail : A Foreign key is a field (or collection of fields) in one table that uniquely identifies a row of another table or the same table. In simpler words, the foreign key is defined in a second table, but it refers to the primary key or a unique key in the first table.