The longer and the thicker the vocal cords the _____________.
a.) louder the sound of the voice
b.) higher the pitch of the voice
c.) lower the pitch of the voice
d.) softer the sound of the voice
Answer : c.) lower the pitch of the voice
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Most cervical cancers are caused by:
a. herpes virus b. human papillomavirus c. hantavirus virus d. streptococcus e. staphylococcus
Prolactin
a. stimulates the mammary glands to produce milk. b. affects only animals with mammary glands. c. causes the development of breasts and other secondary sexual characteristics in the male. d. acts in concert with FSH to produce milk. e. has secondary effects on reducing the size of the uterus after birth
Which of the following is a hormone that regulates the reabsorption of sodium by the distal convoluted tubules and collecting ducts?
A) angiotensin B) ANP C) ADH D) aldosterone
A deletion of a particular stretch of chromosome 15 can cause either Prader-Willi syndrome or Angelman syndrome, depending on
A. the parental origin of the normal and deleted chromosome. B. whether a nondisjunction event has occurred. C. whether or not the region is methylated properly. D. whether a translocation event has occurred.