Help with all of them asap please !

First problem: for each of the following sequences, fill in the mrna sequence, the amino acid sequences, and the rrna anticodonsthat have been left blank.a) dna: atácga aatcgcgatcgcggcgattoggb) mrna: ? c)codon: ? d)anticodon: ? e)amino acids: ? second problem: see abovea) dna: titaoggccatgaggga a tagtig gillarib)mrna: ? c) codon: ? d)anticodon: ? e) amino acids: ? third problem: see abovea) dna: tacgggcctat acgctactactca tgsatcggb) mrna: ? c)codon: ? d)anticodon: ? e)amino acids: ?

Astudent observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?