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Marta_Voda [28]
3 years ago
8

Which process in the light-dependent reactions results in the release of hydrogen ions, electrons, and oxygen?

Biology
2 answers:
Doss [256]3 years ago
7 0

Answer:

The question lacks options, the options are:

A) chemiosmosis B) photophosphorylation C) water splitting D) electron transport

The answer is C

Explanation:

Photosynthesis, which is the synthesis of carbohydrates, occurs in two stages in the Chloroplast of plant cells. The processes are light dependent stage and light-independent stage.

The light dependent stage involves Chlorophyll pigments called PHOTOSYSTEMS (I and II), which gets struck by a photon of light to become excited or activated. The energy in this excited Chlorophyll causes water molecule (H2O) to split in a process called PHOTOLYSIS, into oxygen molecule, two hydrogen ions (H+) and two electrons.

The electron is then transferred in an Electron transport chain to eventually yield ATP and NADPH molecules.

vivado [14]3 years ago
4 0
The answer will be It's Chemiosmosis.
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Substrate-level phosphorylation directly generates ATP during a chemical reaction. As a single molecule of glucose is completely
salantis [7]

Answer:

B) 4 ATP

Explanation:

The most favoured substrate of the cellular respiration is called glucose which on complete oxidation yields ATP.

The substrate level of phosphorylation is the formation of the ATP molecules from a phosphorylated intermediate and the ADP.

During glycolysis, the substrate-level phosphorylation produces 4 ATP molecules out of which 2 molecules are utilized during the process itself thus there is a net gain of glycolysis produces 2 ATP molecules.

Thus,  4 ATP is the correct answer.

6 0
3 years ago
A bacteria culture begins with 15 bacteria which double in amount at the end of every hour. How many bacteria are grown during t
pochemuha
Here is a list showing how the bacteria grows:

Begin      -   15
1st hour   -   30
2nd hour  -   60
3rd hour   -  120
4th hour   -   240
5th hour   -   480
6th hour   -   960
7th hour   -   1,920
8th hour   -   3,840
9th hour   -   7,680
10th hour -   15,360
11th hour -   30,720
12th hour -   61,440

As you can see, the number of bacteria present is doubled at the end of each hour, as the question states. However, the question is not asking for the total number of bacteria at the end of the 12th hour; it is asking for the bacteria GROWN during the 12th hour.

Because there were 30,720 bacteria at the end of the 11th hour, and 61,440 at the end of the 12th, the number of bacteria that grew during that last hour must be 61,440 - 30,720 = 30,720 bacteria.

(P.S. the answer would be 61,440 if it was asking for the TOTAL number of bacteria at the end of the 12th hour)
7 0
3 years ago
True or false electron microscopes have much higher magnification than compound light microscopes ​
ch4aika [34]
True. Since electron microscopes use electrons instead of light, it can magnify up to 500,000 times of it’s actual size.
3 0
3 years ago
Based on this passage, what conclusions can be made about how the speaker feels about Mrs. Long, the librarian?
Klio2033 [76]

Answer: The speaker admires and appreciates the librarian. She remembers the librarian's friendliness and how much effort she would make to provide the speaker with the books she wanted. These books were very meaningful and important to the speaker.

Explanation: Because i did the question on edgenuity

5 0
4 years ago
What kind of sequence or structure would you classify this as
jeka57 [31]

Answer:

The correct answer will be option-A.

Explanation:

Inverted repeats are the sequence of the nucleotide in a nucleic acid which is identical but arranged in the opposite orientation. The inverted repeat may be separated by some sequence or they may lie adjacent to each other. They can be read the same from the backwards or forward direction.

In the given question since four bases when read from the forward direction is same as reading the sequence from the backward direction like CGAC can be read the same both backward and forward.

Thus, option-A is the correct answer.

3 0
4 years ago
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