Which is an example of an insertion mutation that changes all of the amino acids that follow the mutation? 1) cag - ttc - acg mutates to cag - tta - cac - g 2) cag - ttc - acg mutates to cag - ttc - acc - acg 3) tac - cat - ggc mutates to aac - cat - ggc 4) tac - cat - ggc mutates to tac - cat - gg

Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating

The intervention of extraterrestrials has been used to explain the bermuda triangle, a region of the atlantic ocean where ships and planes are frequently lost, leaving no evidence behind. how would this explanation best be characterized?

Research cheetahs on the internet what has contributed to this animal becoming "endangered" or "threatened." what animal you have chosen? -cheetah how long has the animal been endangered or threatened? what has contributed to this animal’s endangered or threatened status? why is it important to save this animal from extinction? after researching and gathering facts, write a 350-word letter from the point of view of an animal rights' activist. be sure to include at least five facts that you learned from your research.