Copper is essential for producing melanin and myelin
Indicate whether the statement is true or false
TRUE
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T cells or B cells that are capable of responding to a specific antigen by binding to it with antigen-specific receptors that appear on the lymphocyte's surface are considered ________
A) clones B) complement C) self-tolerant D) immunocompetent
The testes are housed in the ___, which
A. dartos muscle; lowers the scrotum B. epididymis; provides energy to the sperm C. testicle; elevates sperm development temperature D. scrotum; lowers sperm development temperature
Which of the following interactions is incorrect regarding the reproductive system?
A) The endocrine system provides hormones that regulate the gonads. B) The male urethra is a structure shared by the urinary and reproductive systems. C) The sympathetic and parasympathetic nervous system are both involved in erection and ejaculation. D) The gonads produce hormones that influence muscular development. E) A vasectomy is an effective way of preventing ovulation.
Identify the correct statement(s):
a. Heat generation decreases after a person eats a meal. b. Four calories are released for every gram of glucose oxidized. c. In general, 4.8 calories (not Kcal) are liberated for every milliliter of O2 consumed d. Thyroid hormone is not the primary determinant of BMR. e. Both a and b