SEP Construct an Explanation how do proteins determine the traits of an organism?​ I HAVE SCHOOL IN THE MORNING AND I DIDN'T FINISH

What kind of crystalline solid is graphite? o a. molecular solid b. metallic solid o c. network solid d. ionic solid

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

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.