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ohaa [14]
1 year ago
14

Identify strategic minerals, explain their importance, and locate where they are found.

Biology
1 answer:
Nookie1986 [14]1 year ago
5 0

Strategic minerals are resources or elements that are important to everyday life because it can be a source of renewable energy and are used in manufacturing household items, equipment regarding national security, and agricultural production.

Africa is leading worldwide in terms of abundance of strategic minerals like diamond, platinum, chromium and many more. Other essential minerals such as gold, silver, copper and colored gemstones are critical minerals are imported from Afghanistan.

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This image shows the various forces acting on a block of rock situated on a rock slope. What does arrow 4 represent?
AlladinOne [14]

Answer:

4 is gravitational force

Option B

Explanation:

This is a force diagram of a block on an inclined plane.

The force component is what makes up weight in the diagram. Weight is given as mass multiplied by the gravity.

Gravitational force acts downward and it is the force of attraction between all objects and the earth. It is directly proportional to mass.

Force 1 and 2 are both shear forces that acts parallel to the face of the incline. They are mostly expressed as frictional forces.

6 0
1 year ago
Read It! Amateur astronomer and photographer Nick Risinger decided to try to capture an image of the entire sky. To do this, he
Dmitry [639]

He was C Determined This is because he kept on trying Hope this helps

5 0
1 year ago
Rosa drew a diagram to compare substitution mutations and insertion mutations.
djverab [1.8K]
<h2>Hey There!</h2><h2>_____________________________________</h2><h2>Answer:</h2>

\huge\boxed{Option A}

<h2>_____________________________________</h2><h2>Mutations:</h2>

Mutations are the changes produced in the nucleotide sequence of the genome.

There are four main types of mutations

Substitution

Insertion

Deletion

Duplication.

<h2>_____________________________________</h2><h3>DELETION:</h3>

A small segment of chromosome mat be missing. This condition is known as deletion.

For example, Normal chromosome has A B C D E F G. If deletion mutation occurs then mutated chromosome has A D E F G and B C got deleted.

<h2>_____________________________________</h2><h3>DUPLICATION:</h3>

In this condition, a part of chromosome present in exec ess to the normal chromosome.

For example, Normal Chromosome has A B C D E F G. If duplication mutation occurs, then mutated chromosome had A B C B C D E F G and B C is duplicated.

<h2>_____________________________________</h2><h3>SUBSTITUTION MUTATION:</h3>

Substitution is a type of mutation where one base pair is replaced by a different base pair.

For example, in the sequence CAAGT, if C replaces G, it is a substitution mutation.

<h3>INSERTION MUTATION:</h3>

In genetics, an insertion is the addition of one or more nucleotide base pairs into a DNA sequence.

For example, in the sequence CAAGT, if extra base G gets inserted after C, the new sequence would be CGAAGT.

<h2>_____________________________________</h2>

Both substitution and insertion mutations change the position of nucleotide thus, the type of amino acid.

<h2>_____________________________________</h2><h2>Best Regards,</h2><h2>'Borz'</h2>

3 0
1 year ago
Read 2 more answers
Assume that there are 8 rats in the cage: 6 trained and 2 untrained. A rat is removed from the cage and it is noted whether or n
mojhsa [17]

Answer:

1. Option A

2. 56

Explanation:

1.

Option A

Option A is not a valid answer for this question as it is given that out of eight rats only two rats are untrained. Thus, an output which shows more that two untrained rats i.s UUTTU is a wrong answer

2.

8C_5 = \frac{8!}{5!(8-5)!} \\8C_5 = \frac{8*7*6*5!}{5! * 3!} \\8C_5 = \frac{8*7*6}{3*2*1} \\8C_5 = 56

Thus , there are 56 outcomes possible for this experiment

6 0
1 year ago
What is the major sink reservoirs for the nitrogen cycle?
Rudiy27

All of these components are reservoirs of carbon. The cycle is usually discussed as four main reservoirs of carbon interconnected by pathways of exchange. The reservoirs are the atmosphere, terrestrial biosphere (usually includes freshwater systems), oceans, and sediments (includes fossil fuels).

8 0
1 year ago
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