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Effectus [21]
2 years ago
12

What is nitrogen used for in plants?

Biology
2 answers:
kherson [118]2 years ago
4 0

Plants use nitrogen for <u><em>making protein</em></u> since proteins are rich in it because of the amino group of the amino acids.

Reil [10]2 years ago
3 0
Plants use nitrogen for making protein
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Which statement describes the formation of a protein molecule?
Dovator [93]
First, we can eliminate 2 options. The simple unit of protein is amino acid, instead, the simple unit of fat and lipids are fatty acids and glycerol, therfore we can eliminate option A and D because fatty acids does not exist in protein.
Now we are left with B and C. To solve that, we need to understand that protein is made of a chain of amino acids, a lot of amino acids are chemically combined and cannot be broken down unless the use of enzymes. Amino acid are actually the monomers that forms protein.
Therefore, the answer is C. amino acid combine to form a protein chain.
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3 years ago
How does natural selection lead to evolution?
Romashka-Z-Leto [24]
I believe that the answer is B.
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3 years ago
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Which plant, shown in the cladogram below, shared a recent common ancestor with spikemosses and quilworths?
fgiga [73]

Answer:

Clubmosses

Explanation:

I don't really have an explanation

3 0
3 years ago
Inward projections of the tunica albuginea, known as septa, divide the testis into: a) lobules. b) seminiferous tubules. c) stra
topjm [15]
<h2>Option(A) is Right Answer</h2>

Explanation:

  (a) lobules is  right answer

  • <em>The spermatozoa from the rete testis, </em>at that point meet to form the <em>ductus epididymis, a tangled pipe</em>
  • The ductus epididymis fixes and turns into the <em>ductus deferens</em>. In domestic mammals <em>blooded mammals, testicles</em> are not in a significant body cavity, yet are encased in the <em>scrotum </em>
  • The glandular structure of the testis comprises of various lobules. Every tubule is contained in one of the interims between the <em>stringy septa which reach out between the mediastinum testis and the tunica albuginea</em>, and comprises of from one to, at least three, minute tangled <em>cylinders, the tubuli seminiferi</em>
8 0
3 years ago
In the near future a Space X mission to Mars discovered a species that was previously unknown. Elon Musk decided to name the spe
iren2701 [21]

Answer:

  • 25 tall individuals, TT
  • 50 medium individuals, Tt
  • 25 short individuals, tt

Explanation:

<u>Available data</u>:

  • The size of this species was determined by a single gene
  • TT- Tall
  • Tt- Medium
  • tt- Short
  • Total number of individuals in the progeny, N = 100

There are three phenotypes and only one gene, so it seems that this is an example of incomplete dominance, where the medium-size is the intermediate form between tall-size and short-size.  

Cross: between two medium Gazorps

Parentals) Tt    x    Tt

Gametes) T  t       T   t

Punnett square)    T           t

                    T       TT         Tt

                    t        tT          tt

F1) 1/4 = 25% TT, tall

    2/4 = 1/2 = 50% Tt, medium

    1/4 = 25% tt, short

100% of the progeny ------------ 100 individuals

25% Tall, TT ------------------------X = 25 individuals

50% Medium, Tt -------------------X = 50 individuals

25% Short, tt ------------------------X = 25 individuals

5 0
3 years ago
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