In one species of newts (amphibian vertebrates), called the rough-skinned newts, the level of toxins in the skin is extremely high and must be accompanied by a high fitness cost for these animals. Biologists found that the possible explanation for this was a predator, a species of snake that feeds on these newts, yet it was found to be resistant to this toxin. What is this an example of

explanation:

1 rosales   order

2 eurarya   domain

3 rosaceae   family

4 cania - genus

5 plantae - kingdom

6 magnoliopsida - class

7 rosa - species

8 magnoliophyta - phylum

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides