题干

下图甲表示麦芽糖酶催化麦芽糖水解的模型,图乙表示在最适温度下,麦芽糖酶的催化速率与麦芽糖量的关系。下列相关叙述错误的是(  )

A:该模型能解释酶的催化具有专一性,其中c代表麦芽糖酶

B:限制g~h上升的原因是酶的数量,故整个实验中应设置“麦芽糖酶的量一定”

C:如果温度升高或降低5℃,g点都将下移

D:可用斐林试剂鉴定麦芽糖酶是否完成对麦芽糖的催化分解

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答案(点此获取答案解析)

D

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                                                                                  Sea Life Melbourne Aquarium (水族馆)

   The all-new Sea Life Melbourne Aquarium, situated in the heart of Melbourne’s CBD, is one of Victoria’s leading visitor attractions and an unforgettable outing for the whole family. Having 12 amazing zones of discovery, Sea Life Melbourne Aquarium is the very place that you cannot miss when you visit the city.

* Opening Times

     Sea Life Melbourne Aquarium is open from 9:30 am until 6:00 pm every day of the year, including public holidays. Last admission is at 5:00 pm, one hour before closing.

* Location ( 位置)

     Sea Life Melbourne Aquarium is located on the corner of Flinders Street and King Street, Melbourne. It is siyuated on the Yarra River, opposite Crown Entertainment Complex.

* Getting to Sea Life Melbourne Aquarium

     Train

     The Sea Life Melbourne Aquarium train stop is located on the free City Circle Tram route (公交线路) and also routes 70 and 75. City Circle trams run every 10 minutes in both directions.

     Shuttle Bus

     The Sea Life Melbourne Aquarium is a free bus service, stopping at key tourist attractions in and around the City. Running daily, every 15 minutes from 10:00 am to 4:00 pm.

      Car Parking

      While there is no public car parking at Sea Life Melbourne Aquarium, there are several public car parking lots available only a short walk away.

* Wheelchair Access

      Sea Life Melbourne Aquarium provides people in wheelchairs with full access to all 12 zones. Each floor also has wheelchair accessible toilets.

* Terms

      Tickets will be emailed to you immediately after purchase or you can download and print your ticket once payment has been accepted. Please print out all tickets purchased and present at the front entrance of Sea Life Melbourne Aquarium. No ticket, no entry!