Which statement describes the structure of lipids? O composed of chains of monosaccharides
O composed of long chains of amino acids
O composed of single or double strands of nucleotides
O composed of a glycerol molecule bonded to fatty acid molecules

composed of a glycerol molecule binded to fatty acid molecules

it would lead to upper respiratory infections and pneumonia.

not necessarily. higher fitness requires the organism to be reproductive successful. for example, an organism at age 10 with 15 offspring is much more fit than an organism at age 15 with only 5 offspring.