A new hormone is discovered. Tests reveal that it is small, hydrophilic, and degraded by a protease. What type of hormone is it?
A. peptide
B. amino acid derivative
C. steroid
D. glucocorticoid
E. prostaglandin
A. peptide
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An epidemic that spreads worldwide is called a(n)
A. epidemical. B. endemic. C. pandemic. D. syndemic
Which event occurs in Meiosis II?
a. Homologous chromosomes are pulled apart b. Two new nuclei are formed. c. Sister chromatids of each chromosome are pulled apart. d. Cell duplicates it's DNA. e. Proteins are formed.
Image "A" represents a population where individuals do not strongly attract or repel one another. This is an example of distribution.
A. clumped
B. random
C. nonselected
D. forced
E. uniform
Which one of the following is TRUE regarding bone repair?
A) Fibrocartilage degenerates where the two broken ends of the bone were once together. B) Osteoblasts convert cartilage to bone in the injured area. C) Immediately after breaking a bone, a hematoma breaks free from the injured area. D) Bones heal more quickly as individuals age. E) The repaired area of a bone is much thinner than the original bone.