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Ice floats in liquid water because there are, on average, fewer hydrogen bonds between molecules in ice than water, resulting in a lower density.
Q20: Is a ribozyme a true enzyme?<br>A) Yes,
Q26: According to the pressure flow explanation of
Q31: Reversible reactions in a cell rarely reach
Q41: What is a bulb?<br>A) a short section
Q43: The Na<sup>+</sup>/K<sup>+</sup>pump creates a _ charge inside
Q44: In human prenatal development, cleavage occurs in
Q65: Describe the difference between cohesion and adhesion,
Q78: A cell is minimally defined by _.<br>A)
Q82: The conversion of a diamond into graphite
Q85: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX8681/.jpg" alt=" Figure 3.1 The