Given a scientific passage and an answer, generate a question for the given answer.

Passage: Ocean water also absorbs gases from the atmosphere. The most important are oxygen and carbon dioxide. Oxygen is needed by living things in the oceans. Much of the carbon dioxide sinks to the bottom of the seas. Carbon dioxide is a major cause of global warming. By absorbing carbon dioxide, the oceans help control global warming. At least as long as the carbon dioxide stays in the seas. Answer: carbon dioxide
Oceans help control global warming by absorbing what?

Passage: Figure 20.13 Diabetes is a disease characterized by high concentrations of glucose in the blood. Treating diabetes involves making lifestyle changes, monitoring blood-sugar levels, and sometimes insulin injections. (credit: "Blausen Medical Communications"/Wikimedia Commons). Answer: diabetes
What is a disease characterized by high concentrations of glucose in the blood?

Passage: Bacterial STIs usually can be cured with antibiotics. Answer: antibiotics
Bacterial stis usually can be cured with what?