anitcodon
I believe it starts with the above which is defined as
Triplet of nucleotide bases in transfer RNA that identifies the amino acid
I could be wrong if so sorry,
I think the answer is looping
The 10x objective... it's not zoomed in all the way, but it will provide a large field of vision to locate the specimen. Then after it's located you switch to the 40x objective to zoom in on a the specimen to observe it.
antonio is considering that since the spiders came first, it cannot have 'derived traits' from anything. spiders themselves are the ancestralspecies of the insects