DNA and RNA are nucleic acids and are composed of nucleotides. The structure of nucleic acids has an effect on the function. Identify the type of chemical bond that pairs nucleotides in nucleic acids. Describe the directionality of structure in DNA and RNA.
Explain how a change in the subunits can affect their structure and function.

Johannesburg kepler, an apprentice of brahe, believed in the heliocentric universe but rejected past astronomers belief in

Need will mark ! which features are created by groundwater erosion and deposition? check all that apply. a. stalagmitesb. sinkholesc. rillsd. stalactites e. gullies f. rivers

Why does meiosis produce cells with half the chromosomes? o a. most of the chromosomes are not necessary to keep an organism alive. b. a gamete needs only half the number of chromosomes because two gametes join together. o c. it makes the gametes easier to move around in the organism. o d. it is faster to produce gametes with fewer chromosomes.