Related Clues:

• Elementary
• Type of cable
• Meat-and-potatoes
• Type of instinct
• Straightforward
• Like 101 courses
• Nuts-and-bolts
• Primal
• Easy to grasp
• Bare-bones
• Having a high pH, e.g.
• Like a 101 course
• GI's post-induction training
• Kind of cable
• Free of frills