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inysia [295]
3 years ago
12

What are the two main groups into which cells are classified? What is the plasma membrane of the cell? What are its main

Biology
1 answer:
love history [14]3 years ago
7 0
I can’t see the full question but cells are grouped into eukaryotic (multicellular) and prokaryotic (unicellular). The plasma membrane, also called the cell membrane, is the membrane found in all cells that separates the interior of the cell from the outside environment. The plasma membrane consists of a lipid bilayer that is semipermeable. The plasma membrane regulates the transport of materials entering and exiting the cell.
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What is the natural polysaccharide whose repeating structure can be symbolized by glcuaβ(1→3)glcnac, with these units connected
Nina [5.8K]
<h3><u>Answer;</u></h3>

The polysaccharide is <u><em>Hyaluronic acid</em></u>

<h3><u>Explanation;</u></h3>
  • <u><em>Hyaluronic acid is a natural polysaccharide</em></u> which is in the class of glycosaminoglycans that is mostly found in <em><u>neural, connective and epithelial tissues in human body. </u></em>
  • <em><u>Hyaluronic acid is made up repeating units of glucuronic acid and N-acetylglucosamine</u></em> that are<em><u> joined by alternating β- 1,4 and β- 1,3 glycosidic bonds. </u></em>
  • It is a <em><u>linear polysaccharide and is the only glycosaminoglycan </u></em>that lacks sulfate atoms in its structure.
6 0
3 years ago
What type of plate collision formed the Mariana Islands?
jasenka [17]
The convergent boundary or just convergent
4 0
3 years ago
What are the benefits and problems of pedigrees?
IgorLugansk [536]
<span>Costly
Labor intensive
.Requires skilled person as selection is practiced
Pedigree record maintenance is time consuming
.<span>Selection for yield or other characters in F2 and F<span>3 </span>is ineffective.
</span><span>One important to note is genetic variation available for selection gets decreased in later generations due to the individual plant selection carried out earlier.

disadvantages

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6 0
3 years ago
For a dominant/recessive trait, do the offspring of identical parents always look like the parents?
Mashcka [7]

Answer:

No, they don't always look like the parents.

Explanation:

They won't always look like the parents because from each parent, they will receive different dominant and recessive traits. In addition, certain traits skip generations or don't get passed down. For example, you can have 2 parents with red hair and have dark brown hair, but have a child who DOES have red hair.

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2 years ago
Which process breaks down sugars to make ATP when oxygen is present?
vfiekz [6]
C, glycosis breaks down glucose of enzymes
6 0
3 years ago
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