The Symbols +, -, and 0 Are Used to Show

question 51

Multiple Choice

The symbols +, -, and 0 are used to show the results of interactions between individuals and groups of individuals. The symbol + denotes a positive interaction, - denotes a negative interaction, and 0 denotes interactions in which individuals are not affected. The first symbol refers to the first organism mentioned. What interactions exist between a lion pride and African wild dogs, if the dogs are found to typically avoid areas with lions?

• A) +/+
• B) +/-
• C) 0/0
• D) -/-

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Definitions:

Chordate

A member of a diverse phylum of animals that includes the vertebrates, lancelets, and tunicates. As embryos, chordates all have a notochord (a hollow nerve cord), pharyngeal gill slits, and a post-anal tail. Many present-day chordates lose or modify these structures as they develop into adults.

Adult Organism

An organism that has reached its full developmental or mature stage, especially in terms of reproductive capacity.

Structure

The arrangement or organization of parts to form an organism, system, or object, often determining its function and properties.

Multicellularity

The state or condition of an organism being composed of multiple cells that work together, often specializing in functions, contributing to the organism's overall survival and reproduction.