Hurry! : ) 15 points why is it most important to know a person’s thesis factor before a blood transfusion? a: a patient who is rh+ can receive only rh- blood. b: a patient who is rh- can receive only rh+blood. c: a patient who is rh+can receive only rh+blood. d: a patient who is rh- can receive only rh- blood.

How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures

Abody cell has been growing and at synthesis proteins.in the nucleus of this body cell,dna replication is taking place. and a copy of the cells genetic material is copied.which of the following is the best conclusion you can make about the life cycle of this cell ? a) the cell is ready to undergo mitosis.and a chemical signal will send the cell to prophase b)the cell is undergoing meiosis and will cross over the genetic material next c)the cell is in the s phase of interphase and will move next to the g2 phase d) the cell is in the g2 phase of the interphase and is ready to begin diving

Select the word from the list that best fits the definition the temperature to which air must cool to be saturated