Help!! One of the hottest ideas in engineering today is the concept of building an energy capturing systemsimilar to photosynthesis. The system would use light energy to make artificial food. What two parts would such a system need, and how must these parts interact if they are to be like
photosynthesis?

(! ) what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes

What is required in the genotype of an individual to show a recessive trait? a.two recessive alleles b.at least one recessive allele c.no recessive alleles