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fiasKO [112]
3 years ago
5

What is the main element In Carbohydrates and lipids and proteins and Nucleic acids?

Biology
1 answer:
sesenic [268]3 years ago
4 0
Nucleic acids also typically contain phosphorous, and nitrogen plays an important structural role in nucleic and proteins. The proteins, being made up a diverse set of amino acids, have, in addition to carbon, hydrogen, oxygen, and nitrogen, the elements sulfur and selenium.
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Compare at least two characteristics of mitochondria to prokaryotic cells and explain how this relates to the endosymbiotic theo
Gekata [30.6K]

The endosymbiotic theory stated that the mitochondria of eukaryotic cells are actually prokaryotic bacteria which were once engulfed by prehistoric eukaryotic cells as a result of evolution.

 

Therefore to answer this question, here are some characteristics: 
1 Both mitochondria and prokaryotic cells contain their own DNA.

2 Neither of the two have true nuclei, but they do have a space in which their DNA is enclosed. 
3 Mitochondria and prokaryotic cells have similar transcriptional machinery, which means that they have the same process of making RNA from DNA.

<span>4 Mitochondria contain their own genome, and the formation of their genome in most organisms is circular similar to prokaryotes.</span>

3 0
3 years ago
By age 65, what percentage of adults are grandparents? 75 80 85 90
frutty [35]
85% of adults are grandparents by age 65. This estimation has been made in the U.S. from the surveying of the elderly. So, the correct choice is the third option: 85. 

Let me know if you need further info. :)

                - Dotz
7 0
3 years ago
What is the naming system developed by Carolus Linnaeus?
Umnica [9.8K]

Answer: binomial nomenclature​

4 0
3 years ago
Read 2 more answers
What is homeostatis? a.how organ systems develop with organs that have related functions B.the process of cells specializing to
tatiyna

Answer:

D. how the body keeps its internal environment stable

Explanation:

Homoestasis is any process that living things use to actively maintain fairly stable conditions necessary for survival.

7 0
2 years ago
3. Name the six kingdoms of life, and give two charac-<br>teristics of each.​
IRISSAK [1]

Answer:

Animalia - multicellular, eukaryotic

Plantae - vacuolate eukaryotic cells, multicellular

Protista - unicellular and multicellular, eukaryotic

Fungi - decomposers, non-motile

Eubacteria - unicellular, prokaryotic

Archaebacteria - no peptidoglycan, glycoproteins and polysaccharides in cell walls.

Hope that helps. :)

3 0
3 years ago
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