To maximize its energy gain, the bird should remain on one tree.
a. true
b. false
Ans: b. false
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What is the key concept addressed by the question?
What will be an ideal response?
The starting point for the ovarian cycle is a ____
a. primary oocyte arrested in meiosis I b. primary oocyte arrested in meiosis II c. primary oocyte having just completed meiosis I d. secondary oocyte arrested in meiosis I e. secondary oocyte arrested in meiosis II
When a person has laryngitis, he or she cannot speak. What must happen to permit normal speech?
A) Inflammation in the bronchioles has to go down before enough air can enter the lungs. B) The swelling of the vocal cords must decrease so they can vibrate normally. C) Inflammation in the trachea has to go down before enough air can enter the lungs. D) The epiglottis must cover the glottis.
Tubal pregnancy occurs as a result of:
a. scarring and blockage of the oviducts. b. abnormal fertilization taking place in the oviducts. c. the abnormal beating of the cilia away from the uterus and not toward it. d. the release of more than one ovum during ovulation. e. endometriosis.