The _________ of the cell directs its overall activities as well as houses its genetic material.

A) nucleolus
B) endoplasmic reticulum
C) nucleus
D) centrosome


Ans: C) nucleus

Anatomy & Physiology

You might also like to view...

In cardiac muscle,

A) calcium ions are not released from the sarcoplasmic reticulum. B) calcium ions do not bind to troponin molecules. C) calcium ions play no role in the process of contraction. D) about 20 percent of the calcium ion required for contraction comes from outside the cell. E) calcium ions play an important role in repolarizing the membrane after the depolarization phase.

Anatomy & Physiology

A cut that passes parallel through the long axis of the body and divides the body into equal left and right halves is known as a ________

A) coronal B) parasagittal C) frontal D) midsagittal

Anatomy & Physiology

Select all of the functions of the skeletal system

production of blood cells and platelets protection of internal organs storage of glycogen storage of minerals

Anatomy & Physiology

The function of the slowest conducting axons is to transmit

A. pain signals. B. motor signals. C. signals about light touch. D. proprioceptive signals.

Anatomy & Physiology