4. what did rosalind franklin's dna x-ray suggest?
adna is made of a single strand of nucleotides.
badenine pairs with cytosine and thymine pairs with guanine.
cdna is a double stranded helix of constant width.
ddna is a double stranded helix of variable width.

What is the difference between bacterial infections and viral infections?

Which best compares habitat and niche? o niche is a place in which organisms live, and habitat is the way in which an organism fits into its habitat.o habitat is a place in which organisms live, and niche is the way in which an organism fits into its habitat.habitat is a group of organisms that live in an area, and niche is a specific species that lives in that areao niche is a group of organisms that live in an area, and habitat is a specific species that lives in that area.

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."