The developmental stage at which erythrocytes enter the circulation is as
A) hemocytoblasts.
B) reticulocytes.
C) band forms.
D) myeloid cells.
E) proerythroblasts.
Answer: B
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Briefly describe alternative splicing
What will be an ideal response?
When a neuron terminates on a muscle or a gland, the neuron is said to innervate, or supply, the structure
a. True b. False Indicate whether the statement is true or false
If one of the functions of the capillaries is to supply body cells with oxygen and nutrients, you would expect the capillary walls to consist of
A. simple squamous epithelium. B. simple columnar epithelium. C. connective tissue. D. keratinized epithelium. E. stratified squamous epithelium.
What best describes the main determinant of the secondary structure of a protein?
A. The total number of polypeptide chains that combine to determine the overall size of the protein B. The total number of amino acids that make up a polypeptide chain, and its overall resulting length C. The sequence of the various amino acids that make up a polypeptide chain D. Molecular interactions along a polypeptide chain that fold various regions into alpha helices or beta sheets E. Molecular interactions between widely separated regions of a polypeptide, such as disulfide bonds, that stabilize the folded conformation