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Nata [24]
3 years ago
13

Radioactive isotopes in fossils decay at a constant rate. The ratio of radioactive isotope to stable isotope can be examined to

estimate the age of the fossil or the rock it was found in. This is an example of _______ dating.
A. magnetic
B. relative
C. Precambrian
D. absolute
Biology
2 answers:
Klio2033 [76]3 years ago
8 0
The answer would be known as absolute dating
Anestetic [448]3 years ago
3 0

Answer: D. absolute

Explanation:

Absolute dating can be define as the method of dating in which the chronological age of the fossil or rock can be determined on the basis of radioactive carbon dating. The radioactive carbon is the element which decays after the death of the organism. The half life can be determined on the basis of the decay process which can be linked with the age of evidence.

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Which of these is an advantage of hydroelectric energy
marishachu [46]

Answer:

B. reduce greenhouse gas emissions

Explanation:

The hydroelectric energy has its pros and cons as most of the energy production facilities do. One of the biggest advantages of the production of this type of energy is that it almost doesn't emit any greenhouse gases into the atmosphere. Considering the problem that the world is facing because of it, especially the climate changes and rising sea levels because of that, this is seen as a very big plus for any type of energy production. This has resulted in the building of more and more dams that produce hydroelectric energy, some of which have been made very large and very large energy production.

8 0
4 years ago
Cyanide, raw sewage, petroleum from shipping accidents, and detergents are all examples of?
topjm [15]

Cyanide, raw sewage, petroleum from shipping accidents, and detergents are all examples of Water pollution.

Water pollution is the contamination of water bodies by substances like Cyanide, raw sewage, petroleum from shipping accidents, and detergents This makes water unfit for drinking, cooking, cleaning, and other purposes. It may provide an environment suitable for growth of bacteria, algae bloom and other parasites which even destroys the life of animals residing in the water body like fishes.

All other forms of pollution eventually make their way to water and disturb the pH of water. Biochemical Oxygen demand (BOD) is the attribute which measures the pollution in water body at surface level.

Hence,Cyanide, raw sewage, petroleum from shipping accidents, and detergents are all examples of Water pollution.

Learn more about water pollution here:

brainly.com/question/19920929

#SPJ1

5 0
2 years ago
The periodic shedding of the uterine lining usually takes place --
Vikki [24]

Answer:

before puberty begins

Explanation:

because on your menstrual cycle the blood clots are actually pieces of uterus and that's actually your uterine shedding and it usually starts doing that even before your period begins so it definitely be before puberty begins hope I didn't make the answer to awkward but that's the truth LOL

8 0
3 years ago
In 1838 botanist Matthias Schleiden determined that all plants are composed of cells. In 1839 anatomist Theodor Schwann proposed
TiliK225 [7]

Answer:

This question lacks options, the options are;

A. All cells have a cell wall.

B. All cells arise from pre-existing cells.

C. All cells are capable of photoshynthesis.

D. All cells can develop into any other type of cell.

The answer is B.

Explanation:

The widely accepted universal cell theory is known to be contributed to by three scientists viz: Matthias Schleiden, Theodor Schwann and Rudolph Virchow.

As rightly stated in this question, Botanist Mathias Schleiden and Zoologist Theodor Schwann proposed that plants and animals are made up of cells in the year 1838 and 1839 respectively. However, in 1855, biologist Rudolph Virchow expanded the cell theory by adding that all living things are composed of cells and that these cells arise from pre-existing cells.

The collaboration of these three scientists brought about the cell theory that states:

* Cells are the basic unit of all living things.

* All living things are made up of one or more cells.

* All cells arise from pre-existing cells.

8 0
3 years ago
3.
Ulleksa [173]

Answer:

The dipeptide would digest faster. The dipeptide would digest slower or not at all.

7 0
3 years ago
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