Friday
April 18, 2014

Homework Help: Biology

Posted by Tommy on Friday, September 10, 2010 at 12:41pm.

Which of the following is not a terminal electron acceptor in anaerobic respirations?

a)nitrite
b)carbon dioxide
c)hydrogen sulfide
d)sulfate
e)nitrate

Question 2

Which of the following is not an end product of fermentation?

a)pyruvate
b)none of the answers are correct
c)butanol
d)carbon dioxide
e)acetone

Question 3

Chorismate is used in a branched pathway to synthesize

a)polyketide antibiotics.
b)fatty acids.
c)purines and pyrimidines.
d)tetrapyrroles.
e)aromatic amino acids.

Question 4

Hydrolysis of ATP with the release of pyrophosphate is the driving force of which of the following reactions?

a)only RNA and DNA synthesis
b)all of the answers are true
c)RNA synthesis
d)DNA synthesis
e)aminoacylation of tRNA

Question 5

The acetyl-group of acetyl-CoA condenses with oxaloacetate to form citrate, a component in the TCA cycle that contains how many carbons?

a)2
b)5
c)4
d)6
e)3

I only think the first one is HS. I have no clue and can't find the answers to these in my book. Can I get some help. Thank You

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - predict the outcome of mixing aqueous solutions of the following ...
Chemistry - What volume of hydrogen sulfide is required to produce 161 liters of...
chemistry - Write the balanced equations for the following examples: a) ...
Chemistry - 20.When black gunpowder explodes, potassium nitrate, carbon, and ...
chemistry - 10. If the calcium oxide were obtained by the heating of calcium ...
Chemistry - I have to sort compounds into groups, separating them by if they are...
biology - most of the total mass of a plant comesfrom which source? Nitrogen ...
chemistry - I need to wtite a balanced equation and indicate the type of ...
Chemistry - how do you write a chemical equation with this reaction? can u help ...
chemistry - Write word equations for the following chemical reactions. a. Pure ...

Search
Members