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Describe the process of glycolysis and why it is important to themetabolic pathways of cellular respiration?

Describe the process of the Kreb's cycle and why it is important tothe metabolic pathways of cellular respiration?

Describe the control mechanism of cellular respiration as itpertain to the Kreb's cycle?

Describe oxidative phosphorlation and chemosmosis in the ElectronTransport Chain and why it is important to the metabolic pathway?

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Casey Durgan
Casey DurganLv2
28 Sep 2019

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Question 1

Which of the following statements regarding photosynthesis and cellular respiration is true?

A.

Photosynthesis occurs in mitochondria, and cellular respiration occurs in chloroplasts.

B.

Photosynthesis occurs in chloroplasts, and cellular respiration occurs in mitochondria.

C.

Photosynthesis occurs in mitochondria and in chloroplasts.

Question 2

How do cells capture the energy released by cellular respiration?

A.

They produce glucose

B.

The energy is coupled to oxygen

C.

They produce ATP

Question 3

During redox reactions

A.

the loss of electrons from one molecule is called reduction

B.

electrons are lost from one substance and added to another substance

C.

protons from one molecule replace the electrons lost from another molecule

Question 4

Oxidation is the ________, and reduction is the ________.

A.

gain of oxygen; loss of oxygen

B.

loss of electrons; gain of electrons

C.

gain of protons; loss of protons

Question 5

During cellular respiration, NADH

A.

delivers its electron load to the first electron carrier molecule.

B.

is chemically converted into ATP

C.

is the final electron acceptor

Question 6

A drug is tested in the laboratory and is found to create holes in both mitochondrial membranes. Scientists suspect that the drug will be harmful to human cells because it will inhibit

A.

the citric acid cycle only.

B.

glycolysis only

C.

the citric acid cycle and oxidative phosphorylation

Question 7

Which of the following metabolic pathways is common in aerobic and anaerobic metabolism?

A.

glycolysis

B.

the citric acid cycle

C.

electron transport chain

Question 8

Which of the following is a result of glycolysis?

A.

production of CO2

B.

a net loss of two ATPs per glucose molecule

C.

conversion of glucose to two three-carbon compounds

1. If a lysosome breaks what protects cell from digestiveenzymes?

2. What it is constitutive exocytosis? What type ofproteins are secreted this way?
3.List 3 proteins that are produced by regulated secretion.
4. How we call process when cell is able to endocytose foodparticles on one side (apical site) only to exocytose themon the other (basal) site?
5. Describe how is clathrin protein built and how it works. Doesassembly of clathrin coated vesicles requires energy?

12 Explain what the SRP means, and describe proteintransport/location involving SPR.
13How are called proteins that help transported protein to fold backafter using translocators?
14List two electron carriers used during cellular respiratio.
15Describe how ATP is build. Why this molecule is used as an energycurrency inside the cell?
16List three major stages of cellular respiration. In which cellcompartment they take place?
17What is substrate phosphorylation. When it take place duringcellular respiration?
18List two types of fermentation. What are they final products?
19Explain purpose of fermentation process.
20Fatty acids can be used in process of cellular respiration. Howthis process is called? In which step they join thecellular respiration pathway?
21List all products of citric acid cycle.
22Explain process of gluconeogenesis. Pay special attention toirreversible steps in this process. Why they are irreversible?

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