If animals were unable to produce pectin, what effect would this have on their epithelial tissues?
A. It would have no effect on epithelial tissue
structure or function.
B. Epithelial cells would be unable to adhere
to one another.
C. Epithelial cells would be unable to
communicate with one another.
D. Epithelial cells would be unable to adhere
to the extracellular matrix.
E. Epithelial cells would be unable to form
organized sheets of cells.
A
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Why are the laws of thermodynamics considered laws of nature and not scientific theories?
a. We do not understand how or why energy behaves the way it does. b. We understand why energy behaves the way it does, but not exactly how it behaves. c. We understand how energy behaves, but not exactly why it behaves the way it does. d. We cannot be absolutely sure that energy will behave the same under all conditions. e. We have a complete scientific explanation of energy behavior.
The connective tissue membrane that covers the bone is called the periosteum
____________________ Indicate whether the statement is true or false.
Prader-Willi Syndrome
What will be an ideal response?
A primary immune response is the ________
A) production of primary-type antibodies in the first day of exposure to a microorganism
B) immune response elicited by the second exposure of lymphocytes to a particular antigen
C) immune response elicited by the first exposure of lymphocytes to a particular antigen
D) immune response elicited by the first exposure of memory cells to a particular antigen