Which is not correct about fertilization?
A. It determines the sex of the organism.
B. It restores the diploid number of chromosomes.
C. It initiates cleavage.
D. It establishes the three primary germ layers.
E. It combines male and female genetic material.
Answer: D
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Which endocrine gland is NOT matched correctly with a disorder?
A. anterior pituitary gland: pituitary dwarfism, gigantism, acromegaly B. pineal gland: Seasonal Affective Disorder C. pancreas: diabetes insipidus D. thyroid gland: cretinism, myxedema, Grave's disease, goiter E. adrenal cortex: Cushing's syndrome, Addison's disease, adrenogenital syndrome
Of the following choices, the pH of the least acidic solution is
A) 6.0. B) 4.5. C) 2.3. D) 1.0. E) 12.0.
Which of the following is synthesized inside certain cells and is eventually secreted
a. tRNA b. clathrin c. dynamin d. steroid hormone e. ATP
Osteocytes release histamine and heparin.
Answer the following statement true (T) or false (F)