Seminiferous Tubules. i. Each lobule contains one to four highly coiled tubules that course posteriorly and unite to form a complex network of channels called the rete testis ii.ined with a specialized stratified epithelium that includes the spermatogenic cells that give rise to sperm cells seminiferous tubules that produce and secrete male sex hormones iii. Interstitial cells (cells of Leydig)- specialized cells in the space between.
A: The difference is in the type of chemicals used. In lye relaxers, the active ingredient is sodium hydroxide. In no-lye relaxers, the active ingredient is calcium hydroxide. No-lye relaxer is usually a little milder and good for sensitive scalps, but the calcium can cause hair to be slightly drier. Most relaxer kits made for home use are no-lye formulas.
L-lysine is an essential amino acid used by the body as a building block for many functions important to growth and maintenance of health. L-lysine is an amino acid (a building block of protein) that is essential for health.However, it cannot be manufactured naturally in the human body like other types of amino acids.s a building block for protein, amino acids like L-lysine are necessary for normal growth and development. In particular, L-lysine is needed by the body to manufacture carnitine, a substance that is used in the conversion of fatty acids into energy.