President Chester Arthur owned approximately 108 pairs of paints.
Lines that are straight and parallel
A purine will always pair with a pyrimidine. Examples of purines are adenine (pairs with thymine or uracil) and guanine (pairs with cytosine). Examples of pyrimidines are thymine (pairs with adenine), uracil (pairs with adenine), and cytosine (pairs with guanine).
Rice and Peaaaa!
Correlative conjunctions always come in pairs. Examples include "both...and," "either...or," and "neither...nor."
If a cat has 19 pairs of chromosomes, each gamete will have 19 single (not pairs) of chromosomes.
i.e
Just two examples: Human = two legs (one pair). Elephant = four legs (two pairs).
Minimal pairs are words that differ by only one sound. Here are some examples for the keyword "apple": apple - ample apple - chapel apple - grapple apple - dapple These words have similar sounds but differ by one sound, making them minimal pairs.
Two examples: an arrowhead or a kite.
7 and 11, 9 and 10
flys, and uncle wally