What base is found in dna and not in rna

How would a geologist best distinguish between the lithosphere and crust?

On a trip to a wildlife sanctuary, Nathan found a piece of rotting log. He took a sample from the log to examine in his laboratory. The organism he found was eukaryotic and could not photosynthesize. It also had a cell wall.

10. Where would you expect to find plant cell with a high number of chloroplast?

Are all mutations bad? True or false. Explain And what is a mutation?

A medical researcher is comparing the results of two surgical techniques to correct a skeletal deformity.

Which structure connects the lateral ventricles to the third ventricle?

The prefix semi means "half," "partially," or "somewhat." explain why this prefix is appropriate for the term semiconductor.

2. extinct : endangered :: a. dinosaur : crocodile b. forn : coal c. death : illness d. coral : rccf

Which of the following statements regarding genotypes and phenotypes is false? Alleles are alternate forms of a gene. The expressed physical traits of an organism are called its phenotype. The genetic makeup of an organism constitutes its genotype.

Which of the following is NOT a biomolecule A.) water B.) lipid C.) Nucleic Acid D.) protien