What description is true for both dna and rna molecules?
a. they are types of nuclear acid.
b. they are shaped like a double helix.
c. they are both double stranded.
d. they contain thymine and cytosine.

What are some aquatic organisms that live in cold water temperatures?

List two modern organisms that have pentameral symmetry

How did the discovery of the rhesus factor affect society? o more patients died from having a transfusion with the wrong rhesus factor 0 new treatments during pregnancy could prevent harm to the developing child. o less donated blood could be used in the treatment of patients. the number of blood types was reduced by half