Which One of These Objects Is the LEAST Massive

question 196

Multiple Choice

Which one of these objects is the LEAST massive?

• A) a brown dwarf
• B) the Sun
• C) a giant molecular cloud
• D) a T Tauri star

Compare and contrast osmoconformers and osmoregulators in marine and freshwater environments.

Identify the relationship between the solute concentration of extracellular fluids and cell volume.

Describe the different nitrogenous wastes produced by various animals and their metabolic significance.

Understand the specifics of countercurrent multiplier mechanism in mammalian kidneys.

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Definitions:

Adipose

A type of body tissue containing stored fat, serving both as a source of energy and a cushion for bodily organs.

Meninges

The three layers of protective tissue called the dura mater, arachnoid, and pia mater that surround the brain and spinal cord.

Muscle

A tissue in animal bodies composed of fibers capable of contracting to effect bodily movement.

Glossopharyngeal

Relating to the ninth cranial nerve, important for swallowing, saliva production, and the sensation of taste and touch from the posterior part of the tongue.