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devlian [24]
3 years ago
9

What do all ecosystems have

Biology
1 answer:
vodomira [7]3 years ago
5 0
All ecosystems have a feeding hierarchy
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The element sodium is an atomic number of 11 in a mass number of 23 how many protons neutrons and electrons does one atom contai
Pie

Answer:

11 protons, 11 electrons, 12 neutrons

Explanation:

Protons are equal to the atomic number, so 11 in this case. Electrons are equivalent to Protons if the atom is not an ion. Electrons are 11 as well. To find Neutrons, you subtract the atomic number from the mass, which would mean that there are 12 Neurons.

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3 years ago
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It is common to use ddNTPs (dideoxynucleoside triphosphates) for sequencing DNA because, when incorporated into a growing DNA po
Aliun [14]

Answer:

B. The ddNTPs lack a 3′ hydroxyl group.

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Dideoxynucleotides is a family of inhibitors of the DNA polymerase, its official name is 2',3' dideoxynucleotides but they are commonly called ddNTPs. One of the main characteristics of this compound is the absence of the 3'-hydroxyl group in the deoxyribose, due to the absence of this group, it is impossible to form a phosphodiester bond between nucleotides and the DNA synthesis is stopped.

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Why are phrases such as tongue twisters, so hard to pronounce?<br> Please explain specifically.
zheka24 [161]
Simple, Your BRAIN can only process so much, so the signal to your vocal cords and tongue slow and You mess up Example:
 

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anyanavicka [17]

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False

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