Which of the following is true of innate behaviors?

A) Genes have very little influence on the expression of innate behaviors.

B) Innate behaviors tend to vary considerably among members of a population.

C) Innate behaviors are limited to invertebrate animals.

D) Innate behaviors are expressed in most individuals in a population across a wide range of environmental conditions.

E) Innate behaviors occur in invertebrates and some vertebrates but not in mammals.

TLS Online TPP Program

#Question id: 19705

#Unit 13. Methods in Biology

Which of the following normally has a slowly depolarizing “prepotential”?

TLS Online TPP Program

#Question id: 19706

#Unit 13. Methods in Biology

In second-degree heart block

TLS Online TPP Program

#Question id: 19707

#Unit 13. Methods in Biology

Currents caused by opening of which of the following channels contribute to the repolarization phase of the action potential ofventricular muscle fibers?

TLS Online TPP Program

#Question id: 19708

#Unit 13. Methods in Biology

In complete heart block

TLS Online TPP Program

#Question id: 24439

#Unit 13. Methods in Biology

If heart rate is 75 beats/minute, what is the R-R interval in units of milliseconds?

TLS Online TPP Program

#Question id: 24440

#Unit 13. Methods in Biology

If the R-R interval is 800 msec (0.8 sec), what is the heart rate?