Answer: Hello, a thing that is composed of two or more separate elements; a mixture.
Explanation: A chemical compound is a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds. A molecule consisting of atoms of only one element is therefore not a compound This can help you find the answer cause i cant see the answer chocies
Answer:
Choice B
Explanation:
"Permeable" means "Letting solids or liquids through (a material.)" "Semi" means "half or partly." So "semipermeable" means allowing some objects through, but not all.
Answer:
The person should be carried in a straight position to prevent damage of spinal cord.
Explanation:
Answer:
Las tierras bajas están sustentadas principalmente por rocas que se erosionan con ... Valle, pero han sido separadas por la sección Gettysburg-Newark Lowland. ... que divide la provincia de Ridge y Valley de la meseta de Allegheny. ... rocoso hacia el noroeste, en la dirección de los glaciares en retirada.
Explanation:
Answer:
Cancer cells ignore these cells and invade nearby tissues. Benign (non-cancerous) tumors have a fibrous capsule. They may push up against nearby tissues but they do not invade/intermingle with other tissues. Cancer cells, in contrast, don't respect boundaries and invade tissues.
Cancer cells differ from normal cells in many ways that allow them to grow out of control and become invasive. One important difference is that cancer cells are less specialized than normal cells. That is, whereas normal cells mature into very distinct cell types with specific functions, cancer cells do not
