BIO 201 EXAM 2 PRACTICE TEST
2026/27 QUESTIONS AND ANSWERS
100% CORRECT
The osteoblast converts glycogen to glucose monomers in this reaction - ANSWER-
glycogenolysis
Nutrients reach the epidermis through the process of ________ . - ANSWER-
diffusion through the tissue fluid from blood vessels in the dermis
Intra-membranous bone formation occurs in which of the following? - ANSWER-
Sternum, patella, parietal bones of the skull
_________ are the most abundant molecules in the plasma membrane - ANSWER-
Phospholipids
Which of the following statements is NOT true about all enzymes? - ANSWER-that
all operate at the same optimum pH
Which of the following are functions of bone tissue? - ANSWER-acid-base balance,
structural support for muscles, hemopoeisis
Which of the following are hydrophilic? - ANSWER-glucose
Which of the following cells is a sensory cell of the epidermis? - ANSWER-a tactile
cell
Melanocytes produce a pigment called melanin which is composed of colored
_________ molecules - ANSWER-protein
Melanocytes and keratinocytes work together in protecting the skin from UV damage
when keratinocytes _________ . - ANSWER-accumulate the melanin granules on
their superficial portion, forming a UV-blocking pigment layer
The secretory cell known as the osteoclast uses what transport mechanism to move
hydrogen ions from the interstitial to the bone matrix? - ANSWER-Active transport
The secretions of an osteoblast include ________ and function to _______ . -
ANSWER-hydroxyapatite; strengthen bone
The protein in the matrix of hyaline cartilage would be - ANSWER-collagen
In the tertiary protein conformation, the hydrophilic portions of the protein -
ANSWER-are directed toward the exterior of the protein
2026/27 QUESTIONS AND ANSWERS
100% CORRECT
The osteoblast converts glycogen to glucose monomers in this reaction - ANSWER-
glycogenolysis
Nutrients reach the epidermis through the process of ________ . - ANSWER-
diffusion through the tissue fluid from blood vessels in the dermis
Intra-membranous bone formation occurs in which of the following? - ANSWER-
Sternum, patella, parietal bones of the skull
_________ are the most abundant molecules in the plasma membrane - ANSWER-
Phospholipids
Which of the following statements is NOT true about all enzymes? - ANSWER-that
all operate at the same optimum pH
Which of the following are functions of bone tissue? - ANSWER-acid-base balance,
structural support for muscles, hemopoeisis
Which of the following are hydrophilic? - ANSWER-glucose
Which of the following cells is a sensory cell of the epidermis? - ANSWER-a tactile
cell
Melanocytes produce a pigment called melanin which is composed of colored
_________ molecules - ANSWER-protein
Melanocytes and keratinocytes work together in protecting the skin from UV damage
when keratinocytes _________ . - ANSWER-accumulate the melanin granules on
their superficial portion, forming a UV-blocking pigment layer
The secretory cell known as the osteoclast uses what transport mechanism to move
hydrogen ions from the interstitial to the bone matrix? - ANSWER-Active transport
The secretions of an osteoblast include ________ and function to _______ . -
ANSWER-hydroxyapatite; strengthen bone
The protein in the matrix of hyaline cartilage would be - ANSWER-collagen
In the tertiary protein conformation, the hydrophilic portions of the protein -
ANSWER-are directed toward the exterior of the protein
