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omeli [17]
2 years ago
12

What are details/evidence of a Prokaryotes? please help and thank you.​

Biology
2 answers:
kifflom [539]2 years ago
7 0

Answer:

Prokaryotic cells are much smaller than eukaryotic cells, have no nucleus, and lack organelles. All prokaryotic cells are encased by a cell wall. Many also have a capsule or slime layer made of polysaccharide. Prokaryotes often have appendages (protrusions) on their surface.

IgorC [24]2 years ago
5 0

What is the evidence of prokaryotes?

Scientists have concluded that prokaryote life forms preceded the more complex eukaryotes. All organisms on Earth are classified into two basic cell types. "Kary" means nucleus. "Pro" means "before," and prokaryotes have DNA in a freely floating ring that is not encased in a nucleus.
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C

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When studying animal behavior, the distribution of organisms within a choice chamber can be studied to identify animal preferenc
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c

Explanation:

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Chi-square = \frac{(O - E)^2}{E} where O = observed frequency and E = expected frequency

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  A                   18                   10             \frac{(18 - 10)^2}{10} = 6.4

  B                    2                    10             \frac{(2 - 10)^2}{10} = 6.4

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<em>Tabulated Chi-square</em> (α = 0.05) = 3.8415

The calculated Chi-square exceeds the critical value, hence, it is significant and not due to random.

<em>The correct option is </em><em>c</em><em>.</em>

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