Answer:
D
Explanation:
D is the best answer, as it’s the only true statement. The circulatory system consists of your blood, blood vessels, and heart. The system is mainly responsible for delivering nutrients and oxygen to your cells and removing waste like carbon dioxide.
Enzymes separating DNA molecules.
Answer:
D
It helps the reader to understand which layers of the atmosphere are most important. Don't cheat
Answer:
Explanation:
Electromagnetic waves all travel at the speed of light when in vacuum, and essentially this same speed in normal air. Since wave speed is product of frequency and wavelength, c = f λ and λ = c/f = (3.00 x 108 m/s) / (7.5 x 1014 Hz) = 4.00 x 10-7 m = 400 x 10-9 m = 400 nm.
Glucose, Fructose and Galactose are all monosaccharides. Their functinalities aredifferent<span> and they are structurally </span>different<span> from each other too, but the have the same molecular formula- C6H12O6. Therefore, they are Isomers of each other.</span>Disaccharides<span> are two molecules of sugar.</span>
