Darin, an Infant, Makes Babbling Sounds but Cannot Say Actual

question 69

Multiple Choice

Darin, an infant, makes babbling sounds but cannot say actual words. This is an example of _________.

• A) prelinguistic vocalization
• B) paralinguistic vocalization
• C) deferred imitation
• D) habituation

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Definitions:

Unicellular

Describes organisms made up of a single cell, which performs all necessary functions for life, such as bacteria and some algae.

Stramenopiles

A diverse group of eukaryotic organisms, including diatoms and brown algae, characterized by fine, hair-like structures on their flagella.

Biflagellate

Having two flagella, which are long, slender projections that provide locomotion to various cells and single-celled organisms.

Nanoplankton

Extremely minute (<10 μm in length) algae that are major producers in the ocean because of their great abundance; part of phytoplankton.