Describe how a nitrogen atom in n2 gas could end up in a dna molecule of a grasshopper. include the different processes and forms of nitrogen in your answer.

During binary fission, what events must occur before the cell splits into two new cells?

Ivan is looking at a cross section of a stem taken from a vascular plant. he sees two different types of vascular tissue: the xylem, which is closer to the center of the stem, and the phloem, located around the xylem, closer to the outside of the stem. how do these two structures work together in a living plant?

The passing on of genetic traits from parents to offspring.