Which of these is not a direct factor that controls biotic potential?
a. the age at which reproduction generally begins
b. the resources available for each individual
c. reproductive rate
d. predators and pathogens
e. genetic mutations
ANSWER: e
You might also like to view...
Which of the following statements best describes the benefit of lichens for humans?
A. Lichens can be used to monitor levels of chemical pollutants in the air. B. Lichens can be used to monitor radiation levels. C. Lichens begin soil formation by breaking down parent rock. D. Lichens fix nitrogen. E. all of the choices provided
A female who is heterozygous for hemophilia will
a. exhibit the condition throughout her life. b. suffer from bleeding when severely stressed. c. show no signs of the disease at all. d. pass the gene on to all of her children. e. pass the gene on to only her sons.
A radioactive isotope has a half-life of 5,000 years. A rock originally contained 16 grams of radioactive isotope, and now contains 4 grams. Approximately how many years old is the rock?
a) 75,000 years b) 5 million years c) 3,750 years d) 10,000 years e) 15,000 years
A typical AA battery has a potential of 1.5V. One can think of the potential in a neuron as having similarities to that of a battery.How does the resting potential of a typical neuron compare to that of a 1.5 V AA alkaline battery?
A. A typical neuron has a resting potential of -70V, or about 50 times the voltage of the battery. B. A typical neuron has a resting potential of -70mV, or about 5% the voltage of the battery. C. A typical neuron has a resting potential of +70V, or about 50 times the voltage of the battery. D. A typical neuron has a resting potential of +70mV, or about 5% the voltage of the battery.