Answer:
Tetrahedron Structure The chemical structure of silica forms a tetrahedron. It consists of a central silicon atom surrounded by four oxygen atoms, with which the central atom bonds. The geometric figure drawn around this arrangement has four sides, each side being an equilateral triangle—a tetrahedron.
Explanation:
Answer:
a normal cell contains 46 chromosomes whereas HeLa cells contain 76 to 80 (ref) total chromosomes, some of which are heavily mutated (22-25), per cell.
Explanation:
Answer:
<em>In the parasitic relationship between flea and a dog the flea is the parasite </em><em>,</em><em> host and the dog is the </em><em>host,</em><em> parasite</em>
Answer:
D. Endocrine, circulatory, nervous
Explanation:
all the other answers are components to different systems
