Answer the following question given this paragraph: Q: Prions are slow-acting, virtually indestructible infectious proteins that cause diseases of what vital organ in mammals? Choices: - heart - lung - liver - brain A:
brain
Answer the following question given this paragraph: The outer planets in the solar system are giant balls of swirling gas. Earth and the other inner planets are relatively small, dense, and rocky. Most of Earth's surface is covered with water. As far as we know, Earth is also the only planet that has liquid water. Earth's atmosphere has oxygen. The water and oxygen are crucial to life as we know it. Earth appears to be the only planet in the solar system with living creatures. You can learn more about the planets in the Our Solar System chapter. Q: What is most of earth's surface covered with? Choices: - insects - sand - silicon - water A:
water
Q: Answer the following question given this paragraph: The ostrich egg - unfertilized, of course. Yes, this egg, just like a human ovum, is just one cell. The egg shell membrane encloses the nucleus containing the genetic material and the cytoplasm. Q: What part of an egg contains the genetic material ? Choices: - the sperm - the fetus - here.the nucleus - the nucleus A:
A: the nucleus
Question: Answer the following question given this paragraph: Underground water can be heated by magma. The hot water moves through cracks below Earth's surface. Hot water can hold more dissolved particles than cold water. The hot, salty solution has chemical reactions with the rocks around it. The water picks up more dissolved particles. As it flows through open spaces in rocks, the water deposits solid minerals. When a mineral fills cracks in rocks, the deposits are called "veins. " Figure below shows a white quartz vein. When the minerals are deposited in open spaces, large crystals grow. These rocks are called geodes. Figure below shows a "geode" that was formed when amethyst crystals grew in an open space in a rock. Q: What are the mineral deposits that fill in underground cracks called? Choices: - cores - currents - motherlode - veins A:
Answer: veins
*Question*
Answer the following question given this paragraph: Q: What develop inside chambers called ovaries, which originate within flowers and mature into fruits? Choices: - tomoxia seeds - trematode seeds - pollen seeds - angiosperm seeds A:
**Answer**
angiosperm seeds
Answer the following question given this paragraph: Q: What is common in two eukaryotic proteins? Choices: - DNA - cells - translation - one domain A:
one domain