which is an example of a morphological character of organisms?

a. bright tail feathers of peacocks during breeding season

b. identical number of chromosomes in cabbage and kale

c. similar nucleotide sequences of gorillas and orangutans

d. tusks of modern african elephants and extinct mastodons

In the practice of science, this type of reasoning is used to develop explanations.

Some plants release toxic chemicals that kill or harm nearby plants. what type of example is this? 1 cooperation 2.mutualism 3.competition or 4.parasitism

American scientist, linus pauling, was one of many scientists racing to discover the molecular structure of dna. pauling initially thought that the molecule was a triple helix. later, james watson and francis crick unveiled their double helix model, which turned out to be an accurate description of the molecule's shape. why did watson and crick succeed when pauling failed?