Multiple Excitatory Postsynaptic Potentials (EPSPs) from temporal summation and spatial summation can result in:
A. an action potential.
B. filtering out of unimportant background
signals.
C. adaptation.
D. hyperpolarization.
A
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Calculate the narrow-sense heritability of height between aunts and neices if the observed phenotypic correlation coefficient is 0.1
A. 0.4 B. 2.5 C. 4 D. 0.25
The term acute urethral syndrome is used to describe a syndrome of symptoms that include:
a. greater than 105 colony-forming units of bacteria per milliliter (CFU/mL) of urine, dysuria, and frequent urination. b. dysuria, frequency, and urgency but a specimen yielding fewer organisms than 105 CFU/mL urine on culture. c. fever and flank pain, dysuria, vomiting, diarrhea, chills, increased heart rate, and lower abdominal pain. d. dysuria, frequency and urgency along with tenderness and pain over the area of the bladder.
Gregor Mendel is known for
A) studying natural selection in the animal life on the Galapagos. B) breeding plants to demonstrate the logic behind inherited trait transmission. C) experiments that demonstrated the direction of blood circulation in the body. D) breeding chickens to reveal the laws of inheritance.
The change in population size is measured in terms
of a. birth rates. b. death rates. c. the number of individuals entering the population. d. the number of individuals leaving the population. e. all of these.