The Following Questions Are Based on the Description Below

question 1

Multiple Choice

The following questions are based on the description below.
A student encounters an animal embryo at the eight-cell stage. The four smaller cells that comprise one hemisphere of the embryo seem to be rotated 45 degrees and lie in the grooves between larger, underlying cells (spiral cleavage) .
-What is characteristic of all ecdysozoans?

• A)the deuterostome condition
• B)some kind of exoskeleton, or hard outer covering
• C)a pseudocoelom
• D)agile, speedy, and powerful locomotion
• E)the diploblastic condition

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Definitions:

Bargaining Unit

A group of employees with a clear and identifiable community of interests who are represented by a single labor union in negotiations and labor relations.

National Labor Relations Act

A foundational statute in United States labor law that guarantees the rights of employees to organize and to bargain collectively with their employers.

Strike

A collective decision by union members not to work until certain demands or conditions are met.

Replacement Workers

Individuals hired by an employer to fill the positions of striking or otherwise unavailable employees.