« previous next »

Author Question: Which of the following is a true statement about nitrogen fixation in root nodul (Read 511 times)

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
on: Aug 13, 2013
Which of the following is a true statement about nitrogen fixation in root nodules?
A) The plant contributes the nitrogenase enzyme.
B) The process is relatively inexpensive in terms of ATP costs.
C) Leghemoglobin helps maintain a low O2 concentration within the nodule.
D) The process tends to deplete nitrogen compounds in the soil.
E) The bacteria of the nodule are autotrophic.


mydiamond

  • Hero Member
  • *****
  • Posts: 804
Reply #1 on: Aug 25, 2013
I know it's C,

Have a wonderful day :)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Hungry!

  • Hero Member
  • *****
  • Posts: 1,071
Reply #2 on: Jun 23, 2014
Awesome! Thank you ;D


« previous next »
 

Did you know?

Your heart beats over 36 million times a year.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

True Friendship True Friendship
Common Root Words and Combining Forms Cont. Common Root Words and Combining Forms Cont.
Fifth Root Symbol Fifth Root Symbol
6. Nitric oxide reacts with oxygen to form nitrogen dioxide: 2 NO(g) + O2(g) ⇌ 2 NO2(g) What ... 6. Nitric oxide reacts with oxygen to form nitrogen dioxide: 2 NO(g) + O2(g) ⇌ 2 NO2(g) What ...
Glomeromycete hypha branching inside the cell of a plant root. Glomeromycete hypha branching inside the cell of a plant root.
Video: Introduction to Genetics

For a complete list of videos, visit our video library