Questions

The given letter equation 18 h on a g c represents that 18 holes on a golf course.

All enzymes are proteins but all proteins are not enzymes since, enzymes are subset of proteins.

One of the thing that progressive support would be: Direct election of senators.

The progressive wanted this so they could the candidate based on the person and not the party.
Direct election of senators will make it easier for them to elect the person that represent their value for the position.

An electric fuse is based on the heating effect of the current.

A primary key is a special relational database table column or combination of columns designated to uniquely identify all table records. That is, A primary key is a column or set of columns in a table that uniquely identifies tuples (rows) in that table.

A primary key, also called a Primary Keyword.

Main Features Primary key are ::

It must contain a unique value for each row of data.

It cannot contain null values.