1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
alexgriva [62]
3 years ago
14

Choose a starting

Biology
1 answer:
NNADVOKAT [17]3 years ago
4 0

Answer:

Nitrogen is present in the atmosphere in a molecule form about 78 percent. This nitrogen comes to the earth with the water through rainfall. Some nitrogen fix by beneficial microorganisms such as Cyanobacteria and Azotobactor which are present in the roots of higher plants. These microorganisms convert nitrogen molecule into nitrates and used by the plants. There are some other microorganisms which again convert nitrate into nitrogen molecules, called denitrifying bacteria and nitrogen molecule goes to the atmosphere again and complete the cycle.

You might be interested in
Read the example. A phone rang in the concert hall the orchestra stopped playing. What common sentence-construction error does t
LekaFEV [45]

Answer:

The correct answer is "run-on sentence".

Explanation:

Run-out sentence is a sentence-construction error that occurs when two or more than two independent sentences are not properly connected. In the example, the independent sentences "a phone rang in the concert hall" and "the orchestra stopped playing" were not properly connected, because no connector was used between them. Therefore, the question states an example of a run-out sentence.

3 0
3 years ago
Read 2 more answers
Which structure is highlighted? proximal convoluted tubule descending loop of Henle distal convoluted tubule ascending loop of H
SVETLANKA909090 [29]

Answer:

distal convoluted tubule

Explanation:

This is the region  of the nephron downstream the macula densa ,which extends the  to convulence of the collecting duct.Due to response to  mineralocoticoid aldosterone they can be categorised as Distal Convoluted 1 and Distal convoluted 2. This steroid hormones is responsible for homeostatic control of hyperkalemia.

The DCT cells are simple cuboidal epithelium.The stained or  pointed part of the image represented this possess this shape,they are therefore portion of DCT. Besides the stained cells are located above the glomerulus ()in  the cortex as indicated,therefore they can not be the proximal which must be  below the glomerulus, based on the  shape ascending and descending loop of Henle (despite  located in the cortex too).

The functions of the DCT is  in the absorption and secretions of ions(majorly ca+,Na+ and chloride ions.By secreting hydrogen and reabsorbing  HC03 ions ,the pH of the urine is maintained.

5 0
3 years ago
Based on figure 19-4, what is the student probably trying to test?
Masteriza [31]
The student is trying to see which substance (disinfectant 1, 2, 3, or the distilled water) can disinfect the most.
3 0
3 years ago
In facilitated diffusion, what helps nutrients cross the membrane wall
Softa [21]
Nutrients cross the membrane wall with the help of protein channels.
5 0
3 years ago
Read 2 more answers
Reproductive structures in which spores form are known as
Inessa [10]
<span>d. sporangia. is a structure that can be found in unicellular and multicellular organisms that encloses spores. Organisms that form sporangia in their life cycles are plants, fungi and algae among others.</span>
6 0
3 years ago
Other questions:
  • Where would you most likely find an organism that belongs to the domain Archaea?
    9·2 answers
  • Which of the following functions is performed by a protein
    8·1 answer
  • Tristan wraps some gifts and then brings them to the post office where they are delivered to people in different parts of the co
    7·2 answers
  • Which risk factor is associated with mixing new food with already on a buffet?
    7·1 answer
  • a cell was poisoned by a substance that destroyed all of its mitochondria. which cell transport processes would be able to still
    9·1 answer
  • Why are there seasons? QUICKLY AND IT HAS TO BE A LONG EXPLANATION
    13·1 answer
  • IS THIS CORRECT?? IF NOT WHATS THE ANSWER PLEASE
    14·2 answers
  • Plzz helpp! will give brainliest!<br><br> In your own words, what is the definition of the Universe?
    9·1 answer
  • Black fur (B) is dominant. Find the probability of a black offspring in a cross: bb x bb.
    7·1 answer
  • 5. Which of the following is incorrect combination of disaccharide sugar? A. Maltose glucose + glucose B.Sucrose galactose + fru
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!