Which of the Following Is Soluble in Water

question 43

Multiple Choice

Which of the following is soluble in water?

• A) methane
• B) octane
• C) pentane
• D) none of these

---

Definitions:

Presynaptic Terminal

The part of a neuron that releases neurotransmitters into the synaptic cleft, initiating a response in another neuron.

Intracellular Mediator

Molecules within cells that transmit signals from a receptor to a target, often leading to a cellular response.

Membrane-bound Receptor Model

A concept describing receptors located on the cell membrane that bind to specific molecules outside the cell, initiating a cellular response.

Nuclear Receptor

A class of proteins within cells that are responsible for sensing steroid and thyroid hormones and other molecules.