Q: Graphite and diamond both are made from carbon. what makes diamonds so hard? Choices: - weak atomic network - strong metallic network - strong light network - strong atomic network A:
strong atomic network

Q: The photoreceptive cells of the eye, where transduction of light to nervous impulses occurs, are located in this? Choices: - pupil - cornea - sclera - retina A:
retina

Q: Q: In eukaryotic cells, where is the dna kept? Choices: - mitochondria - epidermis - cytoplasm - nucleus A:
A: nucleus

Question: Q: What is the hollow sac like organ that stores urine until it is excreted? Choices: - kidney - ureter - tumor - bladder A:
Answer: bladder

*Question*
Q: Anagen, catagen and telogen are phases in the growth of what, which involves the root and follicle? Choices: - brain - teeth - bone - hair A:
**Answer**
hair

Q: What are organelles made of protein and ribosomal rna (rrna)? Choices: - electrons - carbons - chromosomes - ribosomes A:
ribosomes