A ________ is composed of a granular cluster of eight proteins called ________ with DNA wound around them.
A. nucleosome; centrosomes
B. chromosome; centromeres
C. chromosome; histones
D. nucleosome; histones
E. centromere; chromatin
Answer: D
You might also like to view...
An accessory organ of the digestive system is the:
a. stomach b. small intestine c. salivary gland d. all of the above organs are accessory organs of the digestive system
The posterior boundary of the frontal lobe is the
A) anterior median fissure. B) central sulcus. C) lateral sulcus. D) posterior median sulcus.
What is the first event associated with a reflex?
A) The integrating center elicits a response. B) The effector produces a response. C) The integrating center receives information and makes decisions based upon the information. D) The receptor detects a stimulus.
If someone runs a marathon through a desert while eating pretzels and not drinking water, their plasma osmolarity
A. rises and becomes hypertonic to the interstitial and intracellular fluid compartments. B. rises and becomes hypotonic to the interstitial and intracellular fluid compartments. C. decreases and becomes hypertonic to the interstitial and intracellular fluid compartments. D. decreases and becomes hypotonic to the interstitial and intracellular fluid compartments.