A gene is a segment of a _ & is made of _. Each gene codes for the production of one _ & each protein determines one _. Every 3 _ is called a codon and codes for a different _ acid. A string of amino acids make a _.

maybe the spark is gone, love is a weird emotion and there is a possibility he may have found somebody else.

air

in a tire you fill a tire with air

then a couple days later you check the air pressure in the tire

hope this mark me brainliest