In the diagram shown, in which structure would homologous pairs of chromosomes normally be present?
20
3
2 only
3 only
either 1 or 2
1 only

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

Sort the examples by the type of diversity that they exhibit a park has 80 species of trees red, yellow, and orange bell peppers are all members of the same species individuals of the same lizard species have different mating strategies. five different bird species are at a bird feeder. genetic diversity species diversity

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?