What is the probability that identical twins will share the same genotype for genes that influence human behavior?
A. 50%
B. 25%
C. It depends on which genes are being studied.
D. 100%
Answer: D
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____ hormones (like thyroid-stimulating hormone or TSH) signal organs of the endocrine system to secrete new, additional hormones
Fill in the blank with the appropriate word.
The ____ carries sperm away from the epididymis
a. vas deferens b. urethra
c. seminal vesicle d. ejaculatory duct e. prostate
You and your partner arrive at the scene of a building explosion. As you stage your ambulance, you can see that members of the FBI are present. You also see numerous victims lying on the ground outside the building. You should:
A) stay where you are until you receive instructions from the staging officer. B) apprise the FBI of your presence and immediately begin triaging patients. C) park your ambulance close to the scene without blocking in other vehicles. D) recognize that this was a terrorist attack that likely involved a chemical agent.
Which is the predominant second messenger involved in regulating glucose metabolism?
a. insulin b. glucagon c. adenyl cyclase d. cyclic AMP e. G protein