Read each of the sentences that describe a phase of meiosis. Place each sentence into the correct box. Homologous chromosomes pair to form a tetrad.
Crossing-over may occur between the non-sister chromatids.
Homologous chromosomes line up at the center of the cell.
Homologous pairs separate and move towards opposite ends of the cell.
A nuclear membrane forms and cytokinesis follows.
The haploid number of duplicated chromosomes line up at the metaphase plate.
Sister chromatids separate and become daughter chromosomes that move to the poles.
Four haploid daughter cells are formed that are not genetically identical.
Prophase 1
Metaphase
Anaphase and Telophase !
Meiosis 11

Read this summary of a scientific theory: "cells are the most basic structural and functional units of life. all living organisms are made up of one or more cells. all cells that are alive in the world today came from pre-existing cells." which of the following would require this theory to be modified? -a.) a survey finds that a majority of people believe viruses carry out the basic processes of life. -b.) a prominent scientist says she feels strongly that one day the theory will be challenged by life on other planets. -c.) the dna of unicellular and multi-cellular organisms is shown to have many fundamental similarities. -d.) scientific observations show that microscopic organisms living in the deep ocean are not made up of cells.