Exam 8: Microbial Metabolism: the Chemical Crossroads of Life

Below is a metabolic pathway having 3 chemical reactions and 3 enzymes.Enzyme 1 has 2 binding sites--1 for the substrate A and another for the end product D.As the pathway proceeds,the end product in higher quantities will react with enzyme 1,blocking the enzyme's binding to the substrate.Which statement is true about this pathway? enz1 enz2 enz3 Substrate A --> B --> C --> D end product

The process of forming glucose from various metabolic intermediates is called

When comparing fermentation and anaerobic respiration,which statement would be true?

All organisms that are photosynthetic are oxygenic.

Enzymes that catalyze the removal of a a functional group and its subsequent attachment to a new substrate are called:

You have a tube of nutrient broth,in which

The redox carriers of the electron transport system that have a tightly bound metal atom responsible for accepting and donating electrons are

The principle sites of amphibolic interaction occur during

In the cell,energy released by electrons is often used to phosphorylate

Which of the following is not true of anaerobic respiration?

Each of the following are denaturing agents except

Formation of peptide bonds between amino acids to build a polypeptide would be called

Ribozymes are

Most electron carriers are

All aerobic bacterial species have identical electron acceptors in their electron transport systems.

All of the following pertain to glycolysis except

FAD,NADP,NAD,and coenzyme A are all carriers of:

Metabolic pathways that regenerate their starting point are called _____ pathways.

Which of the following is not true of the light-dependent reactions of photosynthesis?

An apoenzyme is