By the end of this phase the number of homologous chromosomes is reduced in

a. anaphase i
b. anaphase ii
c. telophase i
d. metaphase ii
e. prophase i

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

What part of the cell does 9 represent? a. cytoplasm b. lysosome c. ribosome d. centrosome

All phases of matter may have a fixed mass