The area where the land and meet and overlap is called the ____ zone.

Graded beds of sand, silt, and mud deposited on submarine fans are called ______.

By far most ocean waves are generated by:

Air may best be described as ________.

The summer solstice in the Northern Hemisphere occurs on ______________.

4. El infinitivo y el gerundio. Susana es muy preguntona; le hace muchas preguntas a Pablo para saber qué le gusta hacer en el casino. Completa el diálogo con infinitivos o gerundios, según el contexto. Usa los verbos subrayados apropiadamente. (8 puntos)

A pattern with two high tides and two low tides of approximately equal size in one day is called:

Which ocean currents are narrow and flow perpendicular to shore?

The cloud form that is best described as sheets or layers that cover much or all of the sky is termed ________.

A plasmid is a circular dsDNA molecule that is present in some bacteria. Plasmid DNA can be replicated and passed on to other cells through vertical genetic transfer via [binary_fission] or horizontal transfer via [conjugation].  During the later process, the donor cell transfers the plasmid to a recipient cell. The genetic information is passed through an appendage called the [sex_pilus].