9.La presión atmosférica tiene un valor aprosimado ds 1x10^5 Pa, Que fuerza ejerce el aire confinado en una habitación sobre una ventana de 50 cm x 75cm? ​

How does an angiosperm prevent self pollination

In each transformation of energy , some energy what?

19. a cell is viewed under a microscope and is found to have two nuclear envelopes and spindles that appear to be breaking apart. which phase of mitosis is the cell most likely in? a. metaphase b. prophase c. telophase d. anaphase