(Question)
Q: What does hemoglobin in blood carry to the cells? Read this paragraph and choose the correct option from the provided answers: Figure 39.19 The protein inside (a) red blood cells that carries oxygen to cells and carbon dioxide to the lungs is (b) hemoglobin. Hemoglobin is made up of four symmetrical subunits and four heme groups. Iron associated with the heme binds oxygen. It is the iron in hemoglobin that gives blood its red color. Choices: - methane - carbon dioxide - nitrogen - oxygen A:
(Answer)
oxygen

(Question)
Q: Which planet is the kuiper belt closest to? Read this paragraph and choose the correct option from the provided answers: Figure below shows those distances correctly. In the upper left are the orbits of the inner planets and the asteroid belt. The asteroid belt is a collection of many small objects between the orbits of Mars and Jupiter. In the upper right are the orbits of the outer planets and the Kuiper belt. The Kuiper belt is a group of objects beyond the orbit of Neptune. Choices: - Mars - Jupiter - Venus - neptune A:
(Answer)
neptune

(Question)
Q: Which is the fourth planet from the sun? Read this paragraph and choose the correct option from the provided answers: Mars is the fourth planet from the Sun. The Red Planet is the first planet beyond Earth's orbit. Choices: - mars - jupiter - earth - mars A:
(Answer)
mars