Ques: Q: In a pedigree what shape symbolizes males? Choices: - spheres - rectangles - triangles - squares A:
Ans: squares

Ques: Q: Proto-oncogenes are positive cell-cycle regulators but when mutated, they can become what? Choices: - microbes and cause cancer - bacteria and cause cancer - cultigens and cause cancer - oncogenes and cause cancer A:
Ans: oncogenes and cause cancer

Ques: Q: What type of compounds make up the cells and tissues of living things? Choices: - hormonal - microbial - proximal - biochemical A:
Ans: biochemical

Ques: Q: Steam actually consists of tiny droplets of liquid what? Choices: - lead - methane - mercury - water A:
Ans:
water