The testes are responsible for producing sperm in males.
What is the name of the spacecraft that successfully landed the rover "Zhurong" on Mars, making China the second country to land and operate a rover on the Red Planet?
Which constellation contains the Orion Nebula, a region of intense star formation and a popular target for astronomers?
Which of the following is a type of cloud that often forms a dark, towering structure and is associated with thunderstorms?
What is the chemical formula for methane?
What is the function of the mucus-producing cells in the respiratory system?
Which of the following is a characteristic of acids?
In the periodic table, which group do alkali metals belong to?
What is the primary greenhouse gas responsible for trapping heat in the Earth's atmosphere?
Which of the following is a type of volcano characterized by its gentle slopes and non-explosive eruptions, often producing basaltic lava flows?
What is the term for the process by which rocks are physically broken into smaller pieces without changing their composition?