When do homologous chromosomes line up in a pairwise fashion on the equatorial plate during meiosis?

The zone, which exists from a depth of 0 to 600 feet, is home to the majority of ocean life.

Amedication order for 125 micrograms of digoxin in 100 mil liters of normal saline is prescribed to be delivered over 1 hour. you have two 1- milliter ampules containing 599? micrograms. how many milliliter of digoxin injection will be needed?

Are the layers of rock above and below the coal older or younger?