细胞色素C是动、植物细胞中普遍存在的一种由104个氨基酸组成的化合物，在细胞有氧呼吸过程中起着重要作用。细胞色素C合成与发挥生理作用的场所分别是（   ）

将氯酸钾和二氧化锰的混合物30克置于试管中，加热一段时间后冷却称量剩余固体为20.4克。将此剩余固体加入足量水充分溶解（二氧化锰不溶于水）后过滤，滤渣经洗涤干燥后称得质量为5克。下列说法正确的是（   ）

读宇宙中不同级别天体系统图，回答：

A)信息归纳    An important event that I remember well was the Indian Ocean earthquake and tsunami（海啸） that happened on December 26^th, 2004.The earthquake happened under the sea and caused a tsunami that killed many people and destroyed many places in different countries.
    When I heard the news of the earthquake and tsunami, I was hanging out at my classmate's house with my friends. My friends were eating snacks and playing computer games.
    I remember this event well because my mother was in Phuket（普吉岛）, Thailand at the time for her job,and Phuket was one of the places affected by the Tsunami.I was so worried and afraid that I cried. I went home immediately and waited for hours with my friend before we received the news that my mother was alive and safe.
Information Card

What was the event（事件）？	⑴____
When did the event happen?	⑵____
Where was the writer's mother when the event happen?	⑶____
What was the writer doing when the event happened?	⑷____
Why was the writer's mother in Thailand?	⑸____

小张为研究“吸管中的饮料是被吸上来的？还是被压上来的？”这一问题时，设计了如图所示的实验．当用力推注射器活塞时，广口瓶内的气压将 ____（选填“大于”、“小于”或“等于”）直玻璃管内的气压，能观察到的现象是 ____．此实验 ____（选填“能”或“不能”）验证“饮料是被气压压上来的”这一结论．