Meiosis divides one cell into four cells, but the resulting cells have half the amount of DNA as compared to the original cell. How do you think this is possible?
The DNA is copied twice before cell division
The DNA is copied once before cell division
The DNA fuses in two of the cells
The cell divides twice and fuses once

Explain nonnuclear inheritance. ~ ap biology

Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a.precipitation b.erosion c.migration d.condensation

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote