Part 1: Describe the mass and surface temperature of the supergiant stars. Part 2: Explain where on the HR diagram you would expect to find a supergiant star based on its physical properties.

What is the relationship between absorbance of light and the rate of photosynthesis?

Approximately what wavelength of light is best absorbed by chlorophyll a

How does the closing of the ductus arteriosus and ductus venosus alter circulation in an infant? a. increases blood flow to the pulmonary artery and increases blood flow to the umbilical vein b. increases blood flow to the pulmonary artery and reduces blood flow to the umbilical vein c. reduces blood flow to the pulmonary vein and increases blood flow to the umbilical artery d. reduces blood flow to the pulmonary vein and reduces blood flow to the umbilical artery