1. What does photosynthesis do for you? (mark all that apply)
D. It gives you CO2 to inhale.
A. It gives you food to eat.
B. It gives you oxygen to breathe.
C. It gives you a healthy green color.

B AND D because of trees going through photosynthesis more can grow trees allow us to breath oxegyn and help with the CO2 that we inhale it is not c because humans do not have the ability to turn green and we can not make our own food because we are not plants so in conclusion the awnswer is both B AND D

Explanation: please give me brainliest

b a mature ovary of a plant.

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.