Cheekshs Cheekshs

12-04-2016
Biology

contestada

The four essential elements for life are

a.
carbon, hydrogen, oxygen and nitrogen
b.
carbon, hydrogen, oxygen and sulfur
c.
carbon, nitrogen, oxygen and sulfur
d.
iron, nitrogen, oxygen and magnesium

Respuesta :

Аноним Аноним

12-04-2016

The answer is a
Hope this helped

Answer Link

Аноним Аноним

12-04-2016

A. carbon, hydrogen, oxygen and nitrogen
These four elements make up almost 96% of the human body.

Hope this helps!

Answer Link

Otras preguntas

which statement best describes Benjamin Franklin WILL GIVE BRAINLIEST TO WHO EVER ANSWE

What is the current basis of the meter (1983)?

4.63 rounded to the nearest tenth?

Multiply (2x2 + 3x − 6)(x − 1).

The lack of insulin can lead to Sugar build up in our bodies and affect ___ deposits

How did laws passed by the British parliament after 1763 affect American trade and industry

Will give BRAINLIEST if right! Write the number in scientific notation. 0.093 .093×10^−2. 0.093×10^3 9.3×10^−2 9.3×10^−3

What element has the highest melting point?

You're on vacation and see someone who looks familiar. Ask where he or she is from and tell him or her where you are from. in spanish

Why does the process of mass wasting occur faster on a steep slope? Steep slopes are slippery. Landslides always move quickly. Mountains have a lot of rainfall.