All of the Following Are Features Representing Blastula Except

question 16

Multiple Choice

All of the following are features representing blastula except

• A)each cell is in contact with a different set of neighboring cells.
• B)some blastomeres are larger than the others and thus not equivalent.
• C)differentiation into notochord and the hollow nerve chord takes place.
• D)different blastomeres receive different components of the egg cytoplasm.
• E)some blastomeres may divide slower than others depending on the amount of yolk.

---

Definitions:

Rapid-eye-movement Sleep

A unique phase of sleep characterized by random rapid movement of the eyes, low muscle tone, and the propensity for vivid dreams.

Deep Sleep

A restorative phase of sleep known as slow-wave sleep, characterized by slow brain waves, reduced muscle activity, and limited sensory stimulation.

Enuresis

Failure to control the bladder (urination) once the normal age for control has been reached.

Encopresis

A condition in children characterized by the involuntary passage of feces, typically associated with chronic constipation.