Answer:Nucleotide
A nucleotide consists of a sugar molecule
Sun's particles travels through the windshield and hit the bar, the light will be changed to heat, so<span> radiation of the sun through the windshield</span>
Answer:
Physical
Explanation:
The skin is a physical barrier.
Mechanical barriers are made by mucous membranes
Answer:
15 AMU, or 15 daltons.
Explanation:
Typically the number of protons matches that of the electrons. So, there's 8 protons and 7 neutrons. The 8 electrons have a total mass of 8/1000 AMU, not significant enough to be counted. So the total mass is 15 AMU.
It overwhelming supported by greater scientific community, and if no experiments have proven it wrong
