Robin Dunbar Argues That Conversational Language Emerged in Human Beings

question 2

Multiple Choice

Robin Dunbar argues that conversational language emerged in human beings because:

• A) Human groups became too large for grooming to be a practical way of maintaining social bonds; therefore, conversation developed as a necessary replacement for grooming.
• B) Human beings naturally imitated noises in their environment, and these noises became words.
• C) Humans developed tongue movements to mimic manual gestures, something that helped with the acquisition of increasingly sophisticated manual habits.
• D) Humans needed words to help mediate conflicts within the group.

---

Definitions:

Hypotonic Solution

A solution that has a lower solute concentration compared to another solution, leading to the potential of water entering into a cell by osmosis.

Chromatin Condenses

The process by which chromatin fibers thicken and shorten to form distinct chromosomes during cell division.

Nucleoli Disappear

A phenomenon occurring during the cell division process (specifically in prophase of mitosis) where the nucleolus breaks down and disappears.

Prophase

is the first stage of cell division in both mitosis and meiosis, characterized by the condensation of chromosomes and the breakdown of the nuclear envelope.