Recall that the muscles of marine mammals contain a great deal of ____ . Oxygen binds to the one heme site in this molecule, and can be "stored" in muscles until it is required by cells during a dive
Fill in the blank with the appropriate word.
myoglobin
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Matching I. Choose the one most appropriate answer
for each. 1. ___ abortion 2. ___ abstinence 3. ___ coitus 4. ___ douching 5. ___ ejaculation 6. ___ implantation 7. ___ lactation 8. ___ menopause 9. ___ menstruation 10. ___ miscarriage 11. ___ orgasm 12. ___ ovulation 13. ___ tubal ligation 14. ___ vasectomy A. the production and secretion of milk B. sloughing off of endometrium stops permanently C. induced dislodging and removal of an embryo or fetus from the uterus D. an abortion that occurs spontaneously E. the burrowing of the blastocyst into the uterine lining F. the release of an egg from the ovary G. the release of seminal fluid from the male reproductive tract H. a 100-percent-effective method of preventing conception I. a highly unreliable form of birth control J. the periodic elimination of the uterine lining K. characterized by involuntary muscle contractions, release of tension, and warmth L. sexual intercourse M. sperm and egg cannot meet because a section of oviduct is missing N. cutting and tying of vasa deferentia
Galactosemia is a disease caused by a genetic defect that affects an individual's ability to correctly metabolize galactose for use in the glycolytic pathway, but has no effect on metabolism of starch and glycogen, or on glycolysis
Galactosemia results in high galactose levels in the blood and accumulation of galactose-1-phosphate in the tissues. a) If you were a physician treating a person with this genetic disorder, in addition to galactose, what other dietary sugar would you recommend the patient not consume to avoid high galactose levels in the blood? b) Why would infants be more likely than adults to have high blood galactose levels associated with galactosemia? c) Suggest a reason for the observation that galactosemia is more common than fructosemia? d) Propose possible candidates for the defective enzyme that causes galactosemia. What will be an ideal response?
Which of the following groups is best characterized as being eukaryotic and heterotrophic and having chitinous cell walls?
A. Plantae B. Animalia C. fungi D. Virus E. Monera
The edema (swelling) associated with inflamed tissue comes from:
a. the increased blood flow to the tissue b. a decrease in the diameter of the blood vessels in the tissue c. damage to the lymphatic vessels in the area d. the response of the irritated nerve endings