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AnnyKZ [126]
4 years ago
6

What are the differences between a prokaryote and a eukaryote?

Chemistry
2 answers:
victus00 [196]4 years ago
7 0
The answer is A. The prokaryote...
marysya [2.9K]4 years ago
3 0
The answer is A. Prokaryotes lack membrane bound organelles. Prokaryotic cells only have a cell membrane, cytoplasm, dna and ribosomes. Eukaryotic cells have a variety of membrane bound organelles such as mitochondria, the ER, nucleus, golgi apparatus etc.
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Which row about a change of state is correct?
Iteru [2.4K]

Answer:

c

Explanation:

because heat is taken in in sublimation.

5 0
2 years ago
The reaction converting glycerol to glycerol-3-phosphate (energetically unfavorable) can be coupled with the conversion of ATP t
Brut [27]

Answer:

glycerol-3-phosphate, ADP, H⁺

Explanation:

The reaction of converting glycerol to glycerol-3-phosphate which makes is unfavorable and is coupled with the second reaction which involves conversion of ATP to ADP which is high energetically favorable.

Reaction 1:  Glycerol + HPO₄²⁻ ⇒ Glycerol-3-phosphate + water

Reaction 2:             ATP  + H₂O ⇒ ADP + HPO₄²⁻ + H⁺

The coupled reaction of both the reactions become favorable. Thus, the overall coupled reaction is:

<u>Glycerol + ATP ⇒ Glycerol-3-phosphate + ADP + H⁺</u>

The net products are = glycerol-3-phosphate, ADP, H⁺

8 0
3 years ago
Please help, i will mark you as brainliest​
Mrrafil [7]

Answer:

The order of reactivity of metals is as follows, Potassium > Sodium > Lithium > Calcium > Magnesium > Aluminium > Zinc > Iron > Copper > Silver > Gold.

Explanation:

The reactivity of elements (metals) towards water decreases towards the right in a period. It also increases down the group. But zinc is more reactive towards water than iron. Hence the correct order is:

Iron<Zinc<Magnesium<Sodium

4 0
2 years ago
Read 2 more answers
Identify which subatomic particles match each of these descriptions. One of the descriptions describes two particles. Make sure
Advocard [28]

Explanation:

protons have a relative charge of +1, they are located in the nucleus and the carry a positive charge

the electrons are negatively charged and have a charge of -1 . They are found orbiting on the shells .the electrons have a negligible mass of 1 / 1840

the neutrons have no charge they are located in the nucleus of an atom .

5 0
3 years ago
What are valence electrons? how many of a magnesium atom’s 12 electrons are valence electrons?
wlad13 [49]

It has 2 valence electrons.

6 0
3 years ago
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