What can RNA do that DNA cannot that makes RNA a good starting point for life? What will be an ideal response?
Both RNA and DNA can store genetic material. But, only RNA can catalyze reactions, thus letting it
serve as both hereditary material and enzyme. This would simplify the necessary reactions of the
earliest cells.
You might also like to view...
Members of the genus Salmonella are common causes of ________.
A. urinary tract infections B. meningitis C. pneumonia D. gastroenteritis
Autosomal monosomy is not seen in live births because:a
its effects are so small as to be overlooked. b. its effects do not set in until adulthood. c. its effects are so lethal as to cause spontaneous abortion early in pregnancy. d. it only occurs in sex chromosomes and therefore does affect nonreproductive function. e. the births lead to the establishment of a clone of abnormal cells
Many of today’s biologists have abandoned kingdom _____ since they have now discovered that many of these
unicellular organisms did not descend from one common ancestor. a. Fungi b. Plantae c. Protista
d. Bacteria e. Animalia
How are type 1 and type 2 diabetes mellitus similar?
A. The body does not produce insulin in both. B. The number of glucose carriers is too low in both. C. The body does not produce glucagon in both. D. The blood glucose levels are very high in both. E. Both are a result of obesity.