. __________ are regions in an organism's DNA that encode information about heritable traits
Fill in the blank(s) with the appropriate word(s).
ANSWER: Genes
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The right and left sternocleidomastoid muscles of humans originate on the upper surfaces of breast bone and collar bones, pass along both sides of the neck, and insert just behind the ears on the mastoid processes. Describe the action that occurs if both sides contract together.
What will be an ideal response?
Rosalind Franklin did not share in the Nobel
Prize for the discovery of the structure of DNA because
a. she was a woman. b. her contributions were minimal. c. she was not liked by James Watson. d. her ideas were stolen by Maurice Wilking. e. she died of cancer before the award was given.
The hypothalamus and pituitary link the activities of the endocrine system and nervous system by
a. neurohormones being secreted in response to the summation of neural messages that enter the hypothalamus. b. shifts in hormonal concentrations being detected by the anterior pituitary. c. pheromones being secreted as a response to photoperiodic stimuli. d. the nervous tissue of the anterior lobe of the pituitary sending stimuli to the glandular tissue of the posterior pituitary to produce hormones that will be secreted by the hypothalamus. e. direct neural connections.
Accumulation of __________ contributes to muscle fatigue
a. ATP b. creatine phosphate c. glycogen d. lactic acid e. carbon monoxide