Which of the following are found in both DNA and RNA? 1. ribose, phosphate groups and adenine
2. deoxyribose, phosphate groups and gaunine
3. phosphate groups, guanine and cytosine
4. phosphate groups, guanine and thymine

They said i have got a sign of tuberculosis what should i do

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

Coral have a symbiotic relationship with what in order to eat?