Q: Water infiltrates the ground because soil and rock may have air spaces between the grains. these pores, or tiny holes, result in the rock's what? Choices: - sheen - energy - shine - porosity A:
porosity

Q: What kind of diseases involve the immune system accidentally attacking healthy body cells? Choices: - contagious diseases - metabolic - inflammation - autoimmune A:
autoimmune

Q: Q: The nucleolus, which makes ribosomes, is located within what cell structure? Choices: - mitochondria - Golgi apparatus - epidermis - nucleus A:
A: nucleus

Question: Q: Aerobic exercise helps improve the cardiovascular system, while what exercise causes muscles to get bigger and stronger? Choices: - endurance - skeletal - enzymatic - anaerobic A:
Answer: anaerobic

*Question*
Q: What is another term for body chromosomes? Choices: - subsets - Chromosomes - quasars - autosomes A:
**Answer**
autosomes

(Q).
Q: The number of electrons in the outer energy level determines what property of nonmetals? Choices: - density - permeability - vibration - reactivity A:
(A).
reactivity