Hydrogen bonds between nucleotides
When someone falls overboard, the action that skipper should take is to get flotation to the person and assign a spotter. <span>Have someone keep the victim in sight.</span>
I think the correct answer from the choices listed above is the first option. The density of a mineral is the ratio of a mineral's mass to its volume. Density<span> is a measure of the mass of a certain volume of the sample. Hope this answers the question.</span>