Polar and Ionic compounds
I do believe that it is C. crossing over :) I hope that is correct, it seems like the only plausible answer.
True. Faults are associated with,or form, the boundaries between Earth's tectonic plates
Answer:
Symbiotic relationship
Explanation:
The relationship between the manta ray and the sturgeon fish is a symbiotic relationship. It is also known as mutualism. It involves two organisms benefiting from each other. The two creatures gain something from each other.
The manta ray is cleansed of the dead skin cells and parasites by the sturgeon fish while Sturgeon fish gains a food source from the the manta ray.
I think that the answer is C- "I RNA contains uracil and ribose." because it is the one that mostly makes sense and is the one that most shows the difference between RNA from DNA.
According to google: "Ribonucleic acid (RNA) is a polymeric molecule implicated in various biological roles in coding, decoding, regulation, and expression of genes. RNA and DNA are nucleic acids, and, along with proteins and carbohydrates, constitute the three major macromolecules essential for all known forms of life."
I hope this helped!