Introduction to Biochemistry

Principles of Chemistry I

CH 2 1. Which of the following is true of endospores? a. All bacterial species can produce endospores. b. Endospores are produced from vegetative cells when nutrients are abundant. c. Endospores are resistant to many stresses that would kill vegetative cells. d. Endospores can only germinate into viable vegetative cells within 10 years. 2. An essential n

CHEM | 118 | Introduction to Biochemistry | question bank | CH 2 1. Which of the following

C 1. Which of the following orbital notations for phosphorus is correct? A 2. The diagram represents two electrons with a) opposite spin states. b) the same spin-state. c) different energies. d) the same energy. A 3. Which of these does the angular momentum quantum number indicate? a) the shape of an orbital b) the main energy level of an electron c) the orient

CHEM | 101 | Principles of Chemistry I | assessment | C 1. Which of the following or

Problem : Paramagnec materials, those with unpaired electrons, are aracted by magnec ﬁelds whereas diamagnec materials, those with no unpaired electrons, are weakly repelled by such ﬁelds. By construcng a molecular orbital picture for each of the following molecules, determine whether it is paramagnec or diamagnec. a. B 2 b. C 2 c. O 2 d. NO e. CO a.

CHEM | 101 | Principles of Chemistry I | question bank | Problem : Paramagnec material

CH 3 1. Nitrogen fixation is the conversion of: a. Ammonium ion to nitrogen gas. b. Ammonium ion to nitrate ion. c. Nitrate ion to nitrogen gas. d. Nitrogen gas to ammonium ion. 2. For a bacterium to uptake glucose against its concentration gradient: Answer: Means the bacterium will require a glucose transport protein and will also expend energy. 3. The heter

CHEM | 118 | Introduction to Biochemistry | question bank | CH 3 1. Nitrogen fixation is t

Name Period Date Chemistry Honors Midterm Study Guide Answer Key In the space provided, write the letter of the term or phrase that best completes each statement or best answers each question. C 1. A scientist is working in the lab, with compounds containing carbon. She is most likely working in the field of a) inorganic chemistry. b) theoretical chemistry.

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