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Brilliant_brown [7]
3 years ago
12

Which of these is not a structure found in prokaryotic cells?. A. a defined nucleus. B. ribosomes. C. cytoplasm. D. cell membran

e
Biology
1 answer:
Oliga [24]3 years ago
5 0
Answer - A
Prokaryotic cells, being unicellular organisms, do not have a defined nucleus. They have a nucleoid in place of the nucleus which is formed of a single chromosome consisting of double stranded DNA.
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Help me with this picture please
Ira Lisetskai [31]
<span>Diameters in meters:

Sun 1,391,000,000 m 
Mercury 4,879</span>,000 m <span>
Venus 12,104</span>,000 m <span> 
Earth 12,756</span>,000 m <span> 
Mars 6,794</span>,000 m <span> 
Jupiter 142,984</span>,000 m <span> 
Saturn 120,526</span>,000 m <span> 
Uranus 51,118</span>,000 m <span>
Neptune 49,528</span>,000 m 

Ratio: \frac{10}{1,391,000,000} =7.2\times 10^{-9}
Multiply each planet by 7.2\times 10^{-9} to get the diameter in meters.

Mercury 4,879,000 m × 7.2\times 10^{-9} = 0.035704 m = 37.7 mm
and so on...


8 0
3 years ago
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Which precautions are necessary for proper decomposition of domestic waste?​
max2010maxim [7]

Answer:

The waste that is produced in the houses due to daily activities is known as domestic waste. Precautions for proper decomposition of domestic waste are a must. Waste collection, segregation, transportation, and recycling should be completed minutely so that no toxic wastes are produced from the materials.

Hope it helps...

Have a great day : P

4 0
3 years ago
1) Which biome has the most extreme conditions? EXPLAIN your answer!
user100 [1]

The Tundra.. IT HAS THE COLDEST TEMPS.

6 0
3 years ago
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Explain why WT-Wt cross breeds have no gull in offspring
densk [106]

Answer:

C. Both A and B

Explanation:

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3 0
3 years ago
In transparency 19a, how does the protein chain labeled framshift mutation differ from the normal protein?
Mila [183]

Answer: Frameshift mutations are due to either insertions or deletions of nucleotides

Explanation: Frameshift mutations result in abnormal protein products with an incorrect amino acid sequence that can be either longer or shorter than the normal protein.

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