Q: How many different ways can molecules pass through a phospholipid membrane? Choices: - six - five - four - three A:
three

(Question)
Q: What is aggravated by practices such as logging, mining, construction, and paving surfaces? Choices: - global warming - seismic activity - water pollution - soil erosion A:
(Answer)
soil erosion

Ques: Q: What kind of change occurs whenever matter changes into an entirely different substance with different chemical properties? Choices: - reversible change - physical change - carbon change - chemical change A:
Ans: chemical change

(Q).
Q: What type of orbitals do electrons in successive atoms on the periodic table tend to fill first? Choices: - orbital lobes - outer orbitals - high energy - low-energy A:
(A).
low-energy

Ques:Q: Which types of muscles cause bones to move when they retract? Choices: - working muscles - active muscles - bone muscles - skeletal muscles A:

Ans:skeletal muscles

Q: What do osteoclasts do to bone? Choices: - build it up - strengthen it - lengthen it - break it down A:
break it down