________ contain digestive enzymes and are used to clean up the cell, digest bacteria that have entered the cell, or breakdown worn-out organelles.
A. Lysosomes
B. Vesicles
C. Ribosomes
D. Peroxisomes
Answer: A
You might also like to view...
Two hormones that work together to elevate calcium levels in the body are ________ and ________.
A) parathyroid hormone; calcitriol B) vitamin A; vitamin C C) parathyroid hormone; calcitonin D) growth hormone; calcitonin E) vitamin D3; growth hormone
What role do micelles and chylomicrons play in fat absorption?
What will be an ideal response?
The shallow depression seen on the external surface of the heart between the left and right ventricles is called the ________.
A. interventricular septum B. coronary sinus C. left atrium D. interventricular sulcus E. coronary sulcus
Which of the following characteristics is NOT consistent with simple squamous epithelial tissue?
A. has good blood supply within it B. rest on a basement membrane C. little extracellular material D. the cells are thin and flat (not thick) E. acts as a permeability barrier