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inessss [21]
4 years ago
8

40 POINTS - 3 QUESTIONS

Biology
1 answer:
Irina18 [472]4 years ago
8 0
Answer A:
 1. Spiral chloroplast:
                                     
This organelle help in photosynthesis, because it contain green pigment called chlorophyll in which water and carbon dioxide combine in the presences of sun light to prepare glucose.
2. Cell wall:
                   It is chemically composed of<span> an outer layer of pectin and an inner layer of cellulose. It provide rigidity and shape to spirogyra cell.</span>

Answer B:
                The other parts which are not labelled include mucilage, cytoplasm, pyrenoids, cytoplasmic strand.

Answer C:
               
Function of pyrenoid:
                                 <span>Each chloroplast strand has several round bodies called 'pyrenoids', which are responsible for starch production.
</span>Function of mucilage:
                                    Mucilage help in retaining water in cell.
                                  
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Answer:

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Explanation:

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Provide information regarding microbial size, shape, motility, and differentiation of the following preparations: spore stain, n
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No gram stain cannot be used because influenza virus causes flu and virus has no cell wall which we could stain.

Further explanation

Microbial size

A reasonable standard for estimating organisms is the micrometer which is multiple times littler than a meter (one-millionth of a meter). There are 106 µmeters in one meter, and it is these units that are utilized to quantify the size of microscopic organisms. Normally, microscopic organisms extend from around 1 µm to around 5 µm.

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Answer details

Subject: Biology

Level: college

Key words

  • Microbial size
  • Microbial shape
  • Motility of microbes  
  • Spore staining
  • Simple stain
  • Hanging drop slide
  • Gram stain

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