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d1i1m1o1n [39]
3 years ago
14

PLZ HELP!!!!!!!! WILL CHOOSE BRAINLIEST ANSWER

Biology
2 answers:
OLEGan [10]3 years ago
7 0
I believe that the correct answer would be Radioactive Dating of each layer because it give a precise age based on the amount of radioactive decay the rock releases over time 

I hope this helps you; please let me know

zloy xaker [14]3 years ago
7 0

Answer: Radioactive dating of each layer

Explanation:

Good Luck!

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B. The Blood Travels Back to the Heart In a Vein

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A stream with pH levels of 8.1 would be considered?<br> A acidic <br> B basic <br> C neutral
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Speech about Environmental pollution
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Good morning /afternoon to one and all present here

I am here to talk about environmental pollution.

Pollution - It is defined as the addition of any substance or energy to the environment that is in some harmful form is know as a pollution

It can also be called as environmental pollution.

The environmental pollution include  air pollution, water pollution, land pollution, noise pollution, light pollution, and plastic pollution

Air pollution:

It is caused mainly due to the smoke from automobiles and by the unwanted smoke sent out from factories.

They produce carbon monoxide and nitrogen oxides, ozone, lead, that leads to smog formation also causes damage to foliage It causes health issues like, heart disease, inflammation and irritation of breathing passages, breathing difficulties, particularly for people with asthma, reduced lung function,

Water pollution:

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People use the same water for drinking, washing clothes, washing animals and they take bath in the same water.

Land pollution:

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Noise pollution:

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4 0
3 years ago
What do scientists think was the first rna that led to life
Korvikt [17]

Answer:

In some primordial soup of molecules, a self-replicating RNA formed.

Explanation:

?

7 0
3 years ago
_____ combines the isolated gene of one organism with the DNA of a different organism.
Sladkaya [172]

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Explanation:

5 0
4 years ago
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