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Allushta [10]
4 years ago
13

Which rock or rock layers MOST LIKELY represent igneous rocks? A) rock E B) layer A C) layer C and D D) layers D and E I'm gonna

answer it but yall can too to get the points :3 the answer is D and E
Biology
2 answers:
Mila [183]4 years ago
6 0

Answer:

D and E

Explanation:

tangare [24]4 years ago
6 0

Answer:

D and E

Explanation:

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An enzyme contains a catalytic histidine residue in its active site that must release an R group proton to solution in order to
hjlf

Options missing:

a) The pH of the environment should be relatively high.

b) The pH of the environment should be relatively low.

c) The pH of the environment would not matter.

d) The environment should be set to the biochemical standard state.

Answer:

a) The pH of the environment should be relatively high.

Explanation:

For optimal function an enzyme needs a certain environment or condition. As temperature increases, the rate of enzyme activity also increases. As temperature increases toward its optimum point of 37 degrees Celsius (98.6 F), hydrogen bonds relax and make it easier for the hydrogen peroxide molecules to bind to the catalase.

The part of the enzyme where this reaction takes place is called the active site. A temperature that is higher or lower than this optimum point changes the shape of the active site and stops the enzyme from working. This process is called denaturation.

Enzyme pH levels also change the shape of the active site and affect the rate of enzyme activity. Each enzyme has its own optimal range of pH in which it works most effectively. In humans, catalase works only between pH 7 and pH 11. If the pH level is lower than 7 or higher than 11, the enzyme becomes denaturated and loses its structure. The liver sustains a neutral pH of about 7, which creates the best environment for catalase and other enzymes.

General acid catalysis would require histidine to be protonated at pH values (pH 8.0) optimal for enzymatic activity which is relatively high.

3 0
3 years ago
BRAINLIEST, PLS HELP!
daser333 [38]

Answer:

might sound weird but a  frog

Explanation: i did my research hope i helped

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Which organisms are in the same kingdom because they cannot form organs?
harkovskaia [24]

Answer:

D. protists is the answer

6 0
3 years ago
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Where does shearing often occur? along a normal fault along a reverse fault at a transform boundary at a divergent boundary
Andreyy89

The right option is; at a transform boundary

Shearing often occur at a transform boundary. A transform boundary is a place where two of the tectonic plates slide sideways past each other. Shearing is the lateral distinct motion of two rock surfaces against each other. The motion is usually caused by intense pressure under the earth’s crust and it affects the rocks, making their shapes to change as they slide against each other.

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4 years ago
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While doing field research, two scientists discover a new species of plant. They take the plant back to their lab to watch how i
siniylev [52]
That isn’t a question??
5 0
3 years ago
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