BioChem

Please help with this question.

Insulin, antibodies, enzymes and progesterone are four of many molecules found in and around cells. Of these four__________ are/is not a protein.

a. antibodies
b. insulin and antibodies
c. antibodies and progesterone
d. progesterone

I think the answer is "A" but am not sure. please help


progesterone does not contain nitrogen: proteins are nitrogenous compounds. Antibodies are proteins.

  1. 👍 0
  2. 👎 0
  3. 👁 30
asked by Jamshid
  1. Progesterone.

    1. 👍 0
    2. 👎 0
    posted by M@S

Respond to this Question

First Name

Your Response

Similar Questions

  1. Bio

    Insulin, antibodies, enzymes and progesterone are four of many molecules found in and around cells. Of these four__________ are/is not a protein. (Points: 4) a. antibodies b. insulin and antibodies c. antibodies and progesterone

    asked by Josh on June 17, 2006
  2. Science

    An example of active immunity is the transfer of A. antibodies through the placenta. B. immunoglobulins through breastfeeding. C. antigens through vaccination. D. immune cells through a blood transfusion. I think c 46. Which of

    asked by AMGCSTRNBSN on March 26, 2016
  3. Biology

    The scientist analyzes the insulin molecules, which are proteins, of three different species, A, B, and C. The insulin from A is different from B in six ways and from C in three ways. The insulin from B is different from C in two

    asked by Cathy on November 3, 2014
  4. Calculus

    fter a foreign substance is introduced into the blood, the rate at which antibodies are made is modeled by f(t) = 27 t/8 t^2 + 3 where f(t) is in thousands of antibodies per minute, and t is measured in minutes with 0 ≤ t ≤

    asked by Erika on November 12, 2010
  5. Biochemistry

    All biological enzymes function best at particular pH values. In the normal human stomach, the pH of 2.0-3.0 provides the environment required for the proper functioning of the digestive enzymes found there. 1. How would adding a

    asked by Olivia on October 8, 2014
  6. Biology

    The diversity of chemical reation occuring in a cell depends mostly on certain molecules present in the cells are called? It's one of these proteins, coenzymes, or enzymes. i believe it is enzymes, but i could be wrong. correct

    asked by aj on February 25, 2007
  7. biology/science

    What are the biological terms for the following 1.process in biotechnology that is used to make human insulin in a bacterial cell 2.white blood cells produce antibodies in response to pathogens

    asked by morongwa on April 11, 2015
  8. Biology

    1. Homeostasis relates most directly to which of the following ideas? a. interacting systems b. stability c. evolution d. scale and structure I'm stuck between A and B 2. The physician Ronald Ross wanted to find the cause of

    asked by mysterychicken on January 22, 2010
  9. life science

    give the biological term for the following 1.process in biotechnology that is used to make human insulin in a bacterial cell 2.white blood cells produce antibodies in response to pathogens

    asked by lesedi on April 10, 2015
  10. Science

    Living orgnaisms are composed of a special catagory of molecules called enzymes, what are the both molecules?

    asked by Cait;in on October 28, 2008

More Similar Questions