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.
Synapse. Neurons do not quite touch. The synapse (or synaptic cleft) is the small gap (about 20nm) between the pre-synaptic terminal button and the post-synaptic neuron (and, more closely, the pre-synaptic membrane and the post-synaptic membrane).Neurotransmitters cross this gap and either excite or inhibit the post-sypnaptic neuron.ynapse. Neurons do not quite touch. The synapse (or synaptic cleft) is the small gap (about 20nm) between the pre-synaptic terminal button and the post-synaptic neuron (and, more closely, the pre-synaptic membrane and the post-synaptic membrane).