The cancer drugs Gleevec and Herceptin bind to receptor ____________________ and stop the growth of cancer cells
Fill in the blank(s) with correct word
proteins
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An individual who avoids light is exhibiting
a. negative phototaxis. b. positive geotaxis. c. negative thigmotaxis. d. positive thigmotaxis.
Which of the following best describes the transfer of energy and matter in photosynthesis?
A) Energy in sunlight directly becomes ATP molecules in photosynthesis. B) ATP is made up of chemical energy which is transferred to sugar. C) Energy in sunlight is transformed into chemical energy when electrons move to a more excited state. D) Matter in ATP is transferred to sugars in photosynthesis when electrons from ATP become part of sugars.
A 39-year-old man presents with severe abdominal cramping accompanied by nausea, vomiting, and bloody diarrhea. During your assessment, the patient tells you that in an attempt to kill himself, he intentionally ingested some castor beans because he heard they were poisonous. The patient's blood pressure is 96/58 mm Hg, heart rate is 112 beats/min, and respirations are 24 breaths/min. Which of the following statements regarding this scenario is correct?
A) You should quickly don a mask and gown because this patient's condition is highly communicable. B) Castor beans commonly cause the symptoms your patient is experiencing but rarely result in death. C) Your patient has ingested the key ingredient for ricin and is at high risk for vascular collapse and death. D) This patient has exposed himself to botulinum toxin and will soon experience diaphragmatic paralysis.
Genetically modified papayas have been created to __________.
a. improve the nutritional value of the fruit b. increase resistance to disease c. improve the flavor of the fruit d. increase the amount of fruit