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lana [24]
3 years ago
6

NO LINKS OR I WILL REPORT

Biology
1 answer:
chubhunter [2.5K]3 years ago
5 0

Answer:

Three examples of fossil fuels are:

1). Petroleum

2). Coal

3). Natural gas

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What is the principle for dating materials using radioactive isotopes
nevsk [136]

It is based on a comparison between the observed abundance of a naturally occurring radioactive isotope and its decay products, using known decay rates.

<h3>How are isotopes used in radioactive dating?</h3>

These isotopes decay within the rocks according to their half-life rates, and by choosing the fit minerals and measuring the relative amounts of parent and daughter isotopes in them, the date at which the rock crystallized can be determined.

Thus, It is based on a comparison between the observed abundance of a naturally occurring radioactive isotope.

To learn more about radioactive isotope click here:

brainly.com/question/1907960

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5 0
2 years ago
The difference in concentration on the two sides of a membrane is called what
Maru [420]

When the concentration o molecules inside a cell is different form the concentration of molecules outside a cell, we can either call it hypertonic or a hypotonic solution, and the difference between the two concentrations is called a concentration gradient.

Hypertonic - name given to a solution that has a bigger concentration than the concentration in a cell.

Hypotonic - name give nto a solution that has a smaller concentration than the concentration in a cell.



Hope it helped,



BioTeacher101


7 0
3 years ago
The overall population of a species has increased. What could have occurred to allow this to happen?
alex41 [277]

Answer:

The correct answer is - The immigration of the population is greater than the emigration.

Explanation:

The growth of the overall population depends on the birth rate, immigration, emigration and death rate. The growth of the population can be calculated by subtracting the number of individuals removed or exited the population from the number of individual come into the population.

Among the given options the best choice is the number of immigration is higher than the number of individual emigrated from the population that means the population growth is increased.

4 0
3 years ago
Read 2 more answers
Which is most likely to contain organic compounds?
alexandr1967 [171]

Answer:

b. Living things

Explanation:

Every living thing contains organic compounds.

5 0
3 years ago
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