Cooking tips for tender beef. When cooking beef, keeping it tender and juicy is of utmost importance - and it really isn't that difficult. With the following cooking tips, you'll have perfectly cooked beef every time. Cooking tip #1: Understand your cuts.
Supplement. In cell biology, a tetrad pertains to the structure formed by the synapsis of homologous chromosomes during the prophase I of meiosis. Word origin: Greek tetras, tetrad-. Synonym: bivalent. Related term: 1  Fallots tetrad.
Rating Newest Oldest. Best Answer: A. prophase I That's when the chromosomes are condensed from chromatin and the homologous chromosomes synapse. They line up on the equator of the spinde during metaphase I, and they are already synapsed into tetrads at that point, so they formed the tetrads during prophase I. Source(s): I teach bio.