Approximately 75-80% of circulating antibodies in serum are ____.
What will be an ideal response?
IgG
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The basal lamina:
A. is a specialized extracellular matrix found beneath epithelial tissues. B. surrounds endothelial cells found in blood vessels. C. is a collagen-rich extracellular matrix D. links to epithelial cells through hemidesmosomes, which attach to intermediate filaments. E. All of these choices are correct.
Which of the following is an important function of The Vertebrate Skeleton?
A. support and locomotion B. blood formation C. calcium homeostasis D. protection of soft tissues such as the brain E. All of the choices for this question are correct.
Which of the following is NOT true about
crossing over of meiosis?
a. genes between homologous chromosomes are exchanged b. it can occur at any location along the chromosomes c. it is more frequent in some regions of the chromosome than others d. it results in genetic similarities e. when they cross over, homologous chromosomes are in a condensed state
Discuss the advantages and disadvantages associated with the production of ammonia, urea, and uric
acid. What will be an ideal response?