Anurse rubs alcohol like ethanol and isopropanol on a patient's skin before administering an injection. what could be a medical consequence of neglecting to clean the skin before puncturing it with the needle?

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

Substances that can pass through cell membranes by diffusion include a. na ions. b. proteins c. glucose. d. oxygen.

What statement about energy is true