PLEASE ANSWER FAST! In the cells of an organism, the synthesis of biological molecules involves chemical reactions that have a positive change in free energy. Which of the following best explains the impact of this change in free energy? A. It allows spontaneous reactions to occur.

B. It causes a decrease in entropy.

C. It causes the cell to give off heat.

D. It moves the cell toward equilibrium.

Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.

How would you expect the mrna codons that code for the amino acids that make up hemoglobin to compare between humans

Autonomous underwater explorers will be used to gather large-scale ocean information select the best answer from the choices provided ot