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At what point in its evolution does a subspecies become a species? What is the scientific requirement?

Science & Mathematics by Anonymous 2018-05-25 19:36:52

Social Science

At what point in its evolution does a subspecies become a species? What is the scientific requirement?

No response

Ayuda porfaa Fórmula empírica?

Science & Mathematics by Anonymous 2018-05-25 19:36:50

Social Science

Ayuda porfaa Fórmula empírica?

3 answers

2.37 Un análisis por combustión de hexano (un disolvente orgánico común), da 5,86 mg de CO2 y 1,37 mg de H2O. Si el compuesto únicamente contiene carbono e hidrógeno, ¿qué fórmula empírica tiene?

How do astronomers use spectrographs to identify the composition and movement of a star?

Science & Mathematics by Anonymous 2018-05-25 19:36:44

Social Science

How do astronomers use spectrographs to identify the composition and movement of a star?

1 answer

How do I become a mountain gorilla researcher in Africa?

Science & Mathematics by Anonymous 2018-05-25 19:36:38

Social Science

How do I become a mountain gorilla researcher in Africa?

4 answers

I am looking to move to Africa to become a mountain gorilla researcher however I don’t know how to do so. I don’t know how to go about moving to Africa and I don’t know how to go about becoming a gorilla researcher. Thank you.

PLEASE help me I have a GCE O level physics exam on the 8th of May, can you guys please give me some tips on how to revise for Physics...?

Science & Mathematics by Anonymous 2018-05-25 19:36:37

Social Science

PLEASE help me I have a GCE O level physics exam on the 8th of May, can you guys please give me some tips on how to revise for Physics...?

5 answers