n. hair
(a) white blood cell with an immune role found in the lymphatic system
(b) enzyme hydrolyzing starch into sugar
(c) skin appendage; epidermal outgrowth
(d) first part of the three parts of the small intestine
n. gonadotrophin
(a) liquid that is the basis of all life
(b) hormone made in and released from the pituitary gland that act on the gonads (sex organs)
(c) a cellular sheath composed of Schwann cells which envelops the axons of peripheral neurons
(d) thick deeper layer of the cutis
n. excitation threshold
(a) the elements fluorine, iodine, chlorine, bromine
(b) this is the amount of stimulus needed to set up an action potential in a nerve cell
(c) a small secretory cavity, gland or sac
(d) a protein in milk
n. vein
(a) a rapid increase in growth which occurs during adolescence
(b) a blood vessel that carries blood from the tissues to the heart
(c) any gas that is found dissolved in blood (mainly oxygen or carbon dioxide)
(d) region in the retina in which fibers leave the retina and which does not consist of rods and cones
n. dicotyledon
(a) the characteristic regions of space that electrons are held in
(b) the study of cells
(c) a plant that has two cotyledons (seed leaves)
(d) chemical element with the symbol O that is needed for respiration |
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n. induction
(a) end of the adult female reproductive period
(b) secondary structure of a protein where the polypeptide chain has formed spirals
(c) light-sensitive cells lining the eye
(d) process in embryology by which one part of an embry causes the change of tissue
n. cut
(a) device used as a fuel source in laboratories
(b) molar concentration of a solution; number of moles of solute per 1.000 grams of solvent
(c) atom, radical, or group replaced for another in a chemical molecule
(d) a break in the surface of the skin; a laceration
n. transition state
(a) lipoprotein maintaining the stability of lung tissue
(b) the state of the reacting particles when they are at the top of
(c) secondary structure of a protein where the polypeptide chain has formed spirals
(d) substance formed when oxygen joins hemoglobin
n. elongation
(a) any of the metallic elements having an incomplete inner electron shell
(b) the last part of the large intestine from the sigmoid colon to the anal canal
(c) set of characteristics passed on with the X chromosome
(d) process in polypeptide synthesis of increasing in length
n. benzene
(a) pair of ducts through which the eggs are moving to the uterus
(b) a colorless petroleum product that has a benzene ring
(c) swelling of a part of the body due to abnormal fluid collection in the spaces between the cells
(d) lactation gland found on the chest wall; mammary gland |
