The spliceosome is a complex of small nuclear RNA (snRNA) and small nuclear protein (snRNP) molecules, snRNAs and snRNPs.snRNPs include U1, U2, U4, U5 and U6.his removal is done in a coimplex protein structure called the spliceosome. The spliceosome splices out the non-coding introns from the primary mRNA transcript, and stiches the exons back together into the mature mRNA transcript.
Mercury is the first planet from Sun and Earth is the third planet from the Sun. Mercury is an average distance of 48 million miles (77 million km) from Earth. The precise distance between the two planets depends on where they are in their respective orbits.
Although Mercury and Venus are the two closest planets on average, their orbits are not synchronous, so they can be on opposite sides of the sun from each other. At times, the Earth is actually closer to Venus than Mercury. Beyond Earth's orbit, the distance between planets increases dramatically. Mars is almost 49 million miles from Earth, Jupiter is another 338 million miles from Mars and Saturn another 400 million miles beyond that.