What components make up the backbone of DNA?

a

adenine & guanine

b

cytosine & thymine

c

phosphate & sugar

d

nitrogen base & sugar

Where would the temperature of the ocean, s surface water be the lowest?

What are the most abundant animals found in the pelagic zone? what are the most abundant animals found in the pelagic zone?

You can scratch graphite with your fingernail. What does this tell you about graphite?

Difference between leucoplast and chromoplast?

Which is the best evidence to prove that irene was heterozygous for hemophilia

What is the ultimate energy source for the producers

Which process is a form of mechanical weathering? A. Hydration B. Carbonation C. Exfoliation D. Oxidation

The nurse obtains the patient's history to identify factors that may affect drug pharmacokinetics. which patients who are on highly protein-bound drugs are likely to experience drug toxicity?

The hellenistic philosophy advocating the avoidance of both joy and pain is called

What names did the ancient romans give to the planets that they knew of