What Happened to Make the Shrimp Living Around the Border

question 69

Multiple Choice

What happened to make the shrimp living around the border of the Americas diverge into twice as many species as there were originally?

• A) The Panama canal allowed them to move into the same environment, and competition led to speciation.
• B) The Panama Isthmus sank below sea level, allowing the Pacific and Caribbean oceans to mix, and the shrimp mixed too, resulting in speciation.
• C) The Pacific ocean and Caribbean sea changed with the climate, and this selected for a wider variety of shrimp species.
• D) Nobody knows how this happened, they only know that the shrimp are closely related to each other.
• E) The Panama Isthmus rose above sea level, separating the Pacific and Caribbean oceans and isolating shrimp in both oceans, where they evolved separately and speciated.

Grasp the role of freight-in, receiving, handling costs, and discounts in calculating the standard cost of direct materials.

Recognize the role and responsibility of different departments (purchasing and production) in managing cost variances.

Learn the process of setting standards and the influence of managerial accountants in this process.

Determine the standard predetermined overhead rate and understand its use in setting standard overhead costs.

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Definitions:

LABEL Instruction

A programming command used to identify a section of code or a data structure with a name for easier reference.

Program Scan

The process by which a control system or PLC cyclically reads its inputs, executes its logic, and updates its outputs, typically in a continuous loop.

Immediate Input

Immediate input in automation and computing refers to input data that is processed or utilized instantly without delay.

Output Instructions

Commands within a programming language or PLC code that direct the system to perform specific actions or control external devices based on processed data or logic conditions.