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Alex
3 years ago
14

Define the nucleus of an atom

Biology
1 answer:
stich3 [128]3 years ago
5 0
The nucleus of an atom is the Central part of the atom, it is made up of nucleons, and is surrounded by the electron cloud
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Question:
Shkiper50 [21]

The reason that  might cause a reaction that originally proceeds through the path of X to change and proceed through the path Y is the addition of a catalyst.

<h3>What is a catalyst?</h3>

A catalyst is a substance that provides an alternative path for reaction. This implies that the energy tat s required to surmount the energy hump as the reactants are converted into products have been reduced. This can be seen in the fact that the energy hump between the reactants and the products in Y is lower than that in X

Thus, we could say that the reason that  might cause a reaction that originally proceeds through the path of X to change and proceed through the path Y is the addition of a catalyst. The catalyst lowers the activation energy of the reaction.

Learn more about catalyst:brainly.com/question/12260131

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4 0
2 years ago
2. \"The present is the key to the past.\" This statement rephrases the ____. (1 point). principle of cross-cutting relationship
Anestetic [448]
2. This statement rephrases the principle of uniformitarianism. The correct option among all the options that are given in the question is the third option or the penultimate option.

3. A worm would would stand a poor chance of being fossilized because worms have no hard parts. The correct option among all the options that are given in the question is the third option. 
3 0
3 years ago
Read 2 more answers
Meiosis produces cells with only _____ the total number of chromosomes of the organism.
valentinak56 [21]
The answer is A .
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8 0
3 years ago
Which statement distinguishes the light-dependent (L-D) reaction from the light-independent (L-IND) reaction?
Alja [10]


The correct answer is  (a).

Both L-D and L-IND reactions take place in the chloroplast of the cell but in different parts or locations. L-D reactions take place in the chloroplast thylakoids while L-IND reactions take place in the chloroplast stroma.

Chloroplasts are chlorophyll- filled organelles mostly found in the leaves of green plants.  Chloroplasts are surrounded by a double membrane called the thykaloid membrane that forms long folds within the organelle. In electron micrographs, the thykaloid membranes look like stacked coins. Chlorophyll is located within the thykaloid membranes.

Between the thykaloid  membrane and the chloroplast membrane is a space. This space is what is called the stroma.




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3 years ago
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Where are the tornado watches and warnings released from?
GaryK [48]

Answer:

A) National Weather Service Norman Oklahoma

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3 years ago
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