Anterograde amnesia can be defined as the inability to create new memories, giving rise to partial or complete inability to recall the recent past but the long-term memories formed before then remains intact.
Yolanda has a brain tumor and as the brain tumor gets bigger, possibilities are certain that Yolanda part of the brain is being damaged(hippocampus) which result into Anterograde amnesia because the hippocampus plays a vital role in formation of memories.
Three major forms of DNA are double stranded and connected by interactions between complementary base pairs. These are terms A-form, B-form,and Z-form DNA.