In the last part of this activity, you clicked the reset button to draw the air out of the intrapleural space and return the lung to its normal resting condition. what emergency procedure would be used to achieve this result if these were the lungs in aliving person?

Natural selection changes allele frequencies because some survive and reproduce more successfully than others.

2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.

If a grape were placed in a hypertonic solution what would happen and why?