Prophase 1, where crossing over occurs and DNA is already replicated
Answer: 4
Explanation:
The pairing of the third (3') base of the mRNA codon and the first (5') base of the tRNA anticodon are less constrained by base stacking.
The brain contains
billions of interconnected neurons and glia. <span> Glia cells</span><span> enclosed the neurons and provide support for and insulation
between them. It is also the most abundant </span>cell types in the
central nervous system. While Neurons are the basic units of the nervous system and it is the
most important part is the brain.
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