Answer:
2 sec
Explanation
travel speed is = 10 m/sec
so for 20 meter = 20/10 = 2 sec
Diatoms have cell walls composed of silicon dioxide.
A. silicon dioxide.
D. Because an amino acid is a monomer of a protein, meaning when a bunch of them are put together it’s a protein. And so it is when a bunch of monosaccharides are put together, it makes a polysaccharide
The answer is D, carbon dioxide, because carbon dioxide is used in photosynthesis. The answer is not b, glucose, because the end product of photosynthesis is glucose.