You expect to find the lowest overall blood pressure in
A. humans.
B. sparrows.
C. alligators.
D. ostrich.
E. salmon.
E. salmon.
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An agent that increases mutation rate is a ____
Fill in the blank with the appropriate word.
The bipedal posture of humans evolved from ____
a. deleterious mutations b. a novel mutation c. quadrupedal ancestors d. bipedal ancestors e. flightless birds
Which of the following forms the skeleton of invertebrate chordates?
a. pharynx b. neural crest c. oral hood d. notochord e. cranium
Matching. Choose the one most appropriate answer
for each. 1. ___ adrenal cortex 2. ___ adrenal medulla 3. ___ anterior lobe of pituitary 4. ___ exocrine glands 5. ___ glandular epithelium in gastrointestinal tract 6. ___ gonad 7. ___ hypothalamus 8. ___ pituitary 9. ___ kidneys 10. ___ pancreatic islets 11. ___ parathyroid gland 12. ___ pineal gland 13. ___ posterior lobe of pituitary 14. ___ thymus gland 15. ___ thyroid gland A. secretes one hormone that increases the metabolic rate and another that inhibits calcium release from bone storage sites B. secrete insulin and glucagon C. secretes hormones that prepare accessory reproductive structures for reproduction D. involved in lymphocyte maturation E. secretes tropic hormones, growth hormone, and prolactin F. secretes mineralocorticoids and glucocorticoids G. in many vertebrates, helps to determine the amount and distribution of dark pigments in the skin H. secrete enzymes that help to form angiotensin I. participates in reproductive physiology and responds to photoperiod change J. releases oxytocin and antidiuretic hormone into bloodstream K. secretes a hormone that promotes calcium release from bone storage sites L. produces oxytocin and antidiuretic hormone M. secretes cholecystokinin, secretin, and gastrin N. secretes epinephrine and norepinephrine O. secrete pheromones, milk, tears, sweat, and mucus