Which organelle is involved in the synthesis of cholesterol?
A) mitochondria
B) rough endoplasmic reticulum
C) Golgi apparatus
D) smooth endoplasmic reticulum
D
Explanation:
A) Mitochondria produce energy for the cell.
B) The rough endoplasmic reticulum is involved in the synthesis of proteins.
C) The Golgi apparatus modifies and secretes proteins produced by the rough endoplasmic reticulum.
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Which of the following shows ligand binding at the cell surface?
a) B b) C c) D d) A e) E
The afferent division of the nervous system is also known as the _____ division
A. motor B. cranial C. ganglial D. efferent E. sensory
_________ do(es) not directly enter the blood after being absorbed from the digestive tract?
a. Glucose b. Monoglycerides and free fatty acids c. Amino acids d. Alcohol e. Vitamin B12
Wolff's law of bone explains the effect of ________.
A. age on bone thickening B. mechanical stress on bone remodeling C. temperature on bone growth D. different diets on bone elongation E. sex on bone widening